Merge branch 'v2-prototype' into bug/contracts/eip712-191-prefix

53 files changed, 662 insertions, 278 deletions

diff --git a/packages/website/ts/components/dialogs/blockchain_err_dialog.tsx b/packages/website/ts/components/dialogs/blockchain_err_dialog.tsx
index 7156e700b..b968a3147 100644
--- a/packages/website/ts/components/dialogs/blockchain_err_dialog.tsx
+++ b/packages/website/ts/components/dialogs/blockchain_err_dialog.tsx
@@ -1,5 +1,4 @@
 import { colors, Networks } from '@0xproject/react-shared';
-import * as _ from 'lodash';
 import Dialog from 'material-ui/Dialog';
 import FlatButton from 'material-ui/FlatButton';
 import * as React from 'react';
diff --git a/packages/website/ts/components/dialogs/eth_weth_conversion_dialog.tsx b/packages/website/ts/components/dialogs/eth_weth_conversion_dialog.tsx
index d647bba80..9ac78e80e 100644
--- a/packages/website/ts/components/dialogs/eth_weth_conversion_dialog.tsx
+++ b/packages/website/ts/components/dialogs/eth_weth_conversion_dialog.tsx
@@ -20,7 +20,7 @@ interface EthWethConversionDialogProps {
     onCancelled: () => void;
     isOpen: boolean;
     token: Token;
-    etherBalanceInWei: BigNumber;
+    etherBalanceInWei?: BigNumber;
     lastForceTokenStateRefetch: number;
 }
 
@@ -60,7 +60,7 @@ export class EthWethConversionDialog extends React.Component<
             <FlatButton key="convert" label="Convert" primary={true} onTouchTap={this._onConvertClick.bind(this)} />,
         ];
         const title = this.props.direction === Side.Deposit ? 'Wrap ETH' : 'Unwrap WETH';
-        return (
+        return !_.isUndefined(this.props.etherBalanceInWei) ? (
             <Dialog
                 title={title}
                 titleStyle={{ fontWeight: 100 }}
@@ -70,7 +70,7 @@ export class EthWethConversionDialog extends React.Component<
             >
                 {this._renderConversionDialogBody()}
             </Dialog>
-        );
+        ) : null;
     }
     private _renderConversionDialogBody(): React.ReactNode {
         const explanation =
diff --git a/packages/website/ts/components/dialogs/ledger_config_dialog.tsx b/packages/website/ts/components/dialogs/ledger_config_dialog.tsx
index 196414407..c9727b553 100644
--- a/packages/website/ts/components/dialogs/ledger_config_dialog.tsx
+++ b/packages/website/ts/components/dialogs/ledger_config_dialog.tsx
@@ -250,7 +250,7 @@ export class LedgerConfigDialog extends React.Component<LedgerConfigDialogProps,
         });
         return true;
     }
-    private _onDerivationPathChanged(e: any, derivationPath: string): void {
+    private _onDerivationPathChanged(_event: any, derivationPath: string): void {
         let derivationErrMsg = '';
         if (!_.startsWith(derivationPath, VALID_ETHEREUM_DERIVATION_PATH_PREFIX)) {
             derivationErrMsg = 'Must be valid Ethereum path.';
@@ -295,7 +295,7 @@ export class LedgerConfigDialog extends React.Component<LedgerConfigDialogProps,
         }
         return userAddresses;
     }
-    private _onSelectedNetworkUpdated(e: any, index: number, networkId: number): void {
+    private _onSelectedNetworkUpdated(_event: any, _index: number, networkId: number): void {
         this.setState({
             preferredNetworkId: networkId,
         });
diff --git a/packages/website/ts/components/dialogs/track_token_confirmation_dialog.tsx b/packages/website/ts/components/dialogs/track_token_confirmation_dialog.tsx
index ac0b27cdc..f6594b9d5 100644
--- a/packages/website/ts/components/dialogs/track_token_confirmation_dialog.tsx
+++ b/packages/website/ts/components/dialogs/track_token_confirmation_dialog.tsx
@@ -1,4 +1,3 @@
-import * as _ from 'lodash';
 import Dialog from 'material-ui/Dialog';
 import FlatButton from 'material-ui/FlatButton';
 import * as React from 'react';
diff --git a/packages/website/ts/components/eth_weth_conversion_button.tsx b/packages/website/ts/components/eth_weth_conversion_button.tsx
index 2fb35cc1c..4b91a2ebd 100644
--- a/packages/website/ts/components/eth_weth_conversion_button.tsx
+++ b/packages/website/ts/components/eth_weth_conversion_button.tsx
@@ -18,7 +18,7 @@ interface EthWethConversionButtonProps {
     ethToken: Token;
     dispatcher: Dispatcher;
     blockchain: Blockchain;
-    userEtherBalanceInWei?: BigNumber;
+    userEtherBalanceInWei: BigNumber;
     isOutdatedWrappedEther: boolean;
     onConversionSuccessful?: () => void;
     isDisabled?: boolean;
diff --git a/packages/website/ts/components/eth_wrappers.tsx b/packages/website/ts/components/eth_wrappers.tsx
index 1db5ff77f..20b446155 100644
--- a/packages/website/ts/components/eth_wrappers.tsx
+++ b/packages/website/ts/components/eth_wrappers.tsx
@@ -20,7 +20,6 @@ import {
 } from 'ts/types';
 import { configs } from 'ts/utils/configs';
 import { constants } from 'ts/utils/constants';
-import { utils } from 'ts/utils/utils';
 
 const DATE_FORMAT = 'D/M/YY';
 const ICON_DIMENSION = 40;
@@ -35,6 +34,7 @@ interface EthWrappersProps {
     userAddress: string;
     userEtherBalanceInWei?: BigNumber;
     lastForceTokenStateRefetch: number;
+    isFullWidth?: boolean;
 }
 
 interface EthWrappersState {
@@ -43,6 +43,9 @@ interface EthWrappersState {
 }
 
 export class EthWrappers extends React.Component<EthWrappersProps, EthWrappersState> {
+    public static defaultProps: Partial<EthWrappersProps> = {
+        isFullWidth: false,
+    };
     private _isUnmounted: boolean;
     constructor(props: EthWrappersProps) {
         super(props);
@@ -93,12 +96,12 @@ export class EthWrappers extends React.Component<EthWrappersProps, EthWrappersSt
             EtherscanLinkSuffixes.Address,
         );
         const tokenLabel = this._renderToken('Wrapped Ether', etherToken.address, configs.ICON_URL_BY_SYMBOL.WETH);
-        const userEtherBalanceInEth = Web3Wrapper.toUnitAmount(
-            this.props.userEtherBalanceInWei,
-            constants.DECIMAL_PLACES_ETH,
-        );
+        const userEtherBalanceInEth = !_.isUndefined(this.props.userEtherBalanceInWei)
+            ? Web3Wrapper.toUnitAmount(this.props.userEtherBalanceInWei, constants.DECIMAL_PLACES_ETH)
+            : undefined;
+        const rootClassName = this.props.isFullWidth ? 'clearfix' : 'clearfix lg-px4 md-px4 sm-px2';
         return (
-            <div className="clearfix lg-px4 md-px4 sm-px2" style={{ minHeight: 600 }}>
+            <div className={rootClassName} style={{ minHeight: 600 }}>
                 <div className="relative">
                     <h3>ETH Wrapper</h3>
                     <div className="absolute" style={{ top: 0, right: 0 }}>
@@ -116,7 +119,7 @@ export class EthWrappers extends React.Component<EthWrappersProps, EthWrappersSt
                 <div>
                     <div className="py2">Wrap ETH into an ERC20-compliant Ether token. 1 ETH = 1 WETH.</div>
                     <div>
-                        <Table selectable={false} style={{ backgroundColor: colors.grey50 }}>
+                        <Table selectable={false} style={{ backgroundColor: 'transparent' }}>
                             <TableHeader displaySelectAll={false} adjustForCheckbox={false}>
                                 <TableRow>
                                     <TableHeaderColumn>ETH Token</TableHeaderColumn>
@@ -143,7 +146,11 @@ export class EthWrappers extends React.Component<EthWrappersProps, EthWrappersSt
                                         </div>
                                     </TableRowColumn>
                                     <TableRowColumn>
-                                        {userEtherBalanceInEth.toFixed(configs.AMOUNT_DISPLAY_PRECSION)} ETH
+                                        {!_.isUndefined(userEtherBalanceInEth) ? (
+                                            `${userEtherBalanceInEth.toFixed(configs.AMOUNT_DISPLAY_PRECSION)} ETH`
+                                        ) : (
+                                            <i className="zmdi zmdi-spinner zmdi-hc-spin" />
+                                        )}
                                     </TableRowColumn>
                                     <TableRowColumn>
                                         <EthWethConversionButton
@@ -157,6 +164,7 @@ export class EthWrappers extends React.Component<EthWrappersProps, EthWrappersSt
                                             dispatcher={this.props.dispatcher}
                                             blockchain={this.props.blockchain}
                                             userEtherBalanceInWei={this.props.userEtherBalanceInWei}
+                                            isDisabled={_.isUndefined(userEtherBalanceInEth)}
                                         />
                                     </TableRowColumn>
                                 </TableRow>
@@ -203,7 +211,7 @@ export class EthWrappers extends React.Component<EthWrappersProps, EthWrappersSt
                         it to the updated WETH token.
                     </div>
                     <div>
-                        <Table selectable={false} style={{ backgroundColor: colors.grey50 }}>
+                        <Table selectable={false} style={{ backgroundColor: 'transparent' }}>
                             <TableHeader displaySelectAll={false} adjustForCheckbox={false}>
                                 <TableRow>
                                     <TableHeaderColumn>WETH Version</TableHeaderColumn>
@@ -213,9 +221,7 @@ export class EthWrappers extends React.Component<EthWrappersProps, EthWrappersSt
                                     </TableHeaderColumn>
                                 </TableRow>
                             </TableHeader>
-                            <TableBody displayRowCheckbox={false}>
-                                {this._renderOutdatedWeths(etherToken, this.state.ethTokenState)}
-                            </TableBody>
+                            <TableBody displayRowCheckbox={false}>{this._renderOutdatedWeths(etherToken)}</TableBody>
                         </Table>
                     </div>
                 </div>
@@ -241,7 +247,7 @@ export class EthWrappers extends React.Component<EthWrappersProps, EthWrappersSt
             </div>
         );
     }
-    private _renderOutdatedWeths(etherToken: Token, etherTokenState: TokenState): React.ReactNode {
+    private _renderOutdatedWeths(etherToken: Token): React.ReactNode {
         const rows = _.map(
             configs.OUTDATED_WRAPPED_ETHERS,
             (outdatedWETHByNetworkId: OutdatedWrappedEtherByNetworkId) => {
diff --git a/packages/website/ts/components/fill_order.tsx b/packages/website/ts/components/fill_order.tsx
index 0168ec8f6..f3ea44286 100644
--- a/packages/website/ts/components/fill_order.tsx
+++ b/packages/website/ts/components/fill_order.tsx
@@ -39,6 +39,8 @@ interface FillOrderProps {
     initialOrder: Order;
     dispatcher: Dispatcher;
     lastForceTokenStateRefetch: number;
+    isFullWidth?: boolean;
+    shouldHideHeader?: boolean;
 }
 
 interface FillOrderState {
@@ -61,6 +63,10 @@ interface FillOrderState {
 }
 
 export class FillOrder extends React.Component<FillOrderProps, FillOrderState> {
+    public static defaultProps: Partial<FillOrderProps> = {
+        isFullWidth: false,
+        shouldHideHeader: false,
+    };
     private _isUnmounted: boolean;
     constructor(props: FillOrderProps) {
         super(props);
@@ -97,10 +103,15 @@ export class FillOrder extends React.Component<FillOrderProps, FillOrderState> {
         this._isUnmounted = true;
     }
     public render(): React.ReactNode {
+        const rootClassName = this.props.isFullWidth ? 'clearfix' : 'lg-px4 md-px4 sm-px2';
         return (
-            <div className="clearfix lg-px4 md-px4 sm-px2" style={{ minHeight: 600 }}>
-                <h3>Fill an order</h3>
-                <Divider />
+            <div className={rootClassName} style={{ minHeight: 600 }}>
+                {!this.props.shouldHideHeader && (
+                    <div>
+                        <h3>Fill an order</h3>
+                        <Divider />
+                    </div>
+                )}
                 <div>
                     {!this.props.isOrderInUrl && (
                         <div>
@@ -340,7 +351,7 @@ export class FillOrder extends React.Component<FillOrderProps, FillOrderState> {
             this._onFillOrderClickFireAndForgetAsync();
         }
     }
-    private _onFillAmountChange(isValid: boolean, amount?: BigNumber): void {
+    private _onFillAmountChange(_isValid: boolean, amount?: BigNumber): void {
         this.props.dispatcher.updateOrderFillAmount(amount);
     }
     private _onFillOrderJSONChanged(event: any): void {
diff --git a/packages/website/ts/components/footer.tsx b/packages/website/ts/components/footer.tsx
index c44e41084..9fb332a98 100644
--- a/packages/website/ts/components/footer.tsx
+++ b/packages/website/ts/components/footer.tsx
@@ -235,7 +235,7 @@ export class Footer extends React.Component<FooterProps, FooterState> {
             </div>
         );
     }
-    private _updateLanguage(e: any, index: number, value: Language): void {
+    private _updateLanguage(_event: any, _index: number, value: Language): void {
         this.setState({
             selectedLanguage: value,
         });
diff --git a/packages/website/ts/components/forms/subscribe_form.tsx b/packages/website/ts/components/forms/subscribe_form.tsx
new file mode 100644
index 000000000..8ef58328e
--- /dev/null
+++ b/packages/website/ts/components/forms/subscribe_form.tsx
@@ -0,0 +1,123 @@
+import { colors } from '@0xproject/react-shared';
+import * as _ from 'lodash';
+import * as React from 'react';
+
+import { Button } from 'ts/components/ui/button';
+import { Container } from 'ts/components/ui/container';
+import { Input } from 'ts/components/ui/input';
+import { Text } from 'ts/components/ui/text';
+import { backendClient } from 'ts/utils/backend_client';
+
+export interface SubscribeFormProps {}
+
+export enum SubscribeFormStatus {
+    None,
+    Error,
+    Success,
+    Loading,
+    Other,
+}
+
+export interface SubscribeFormState {
+    emailText: string;
+    lastSubmittedEmail: string;
+    status: SubscribeFormStatus;
+}
+
+const FORM_FONT_SIZE = '15px';
+
+// TODO: Translate visible strings. https://app.asana.com/0/628666249318202/697485674422001
+export class SubscribeForm extends React.Component<SubscribeFormProps, SubscribeFormState> {
+    public state = {
+        emailText: '',
+        lastSubmittedEmail: '',
+        status: SubscribeFormStatus.None,
+    };
+    public render(): React.ReactNode {
+        return (
+            <Container className="flex flex-column items-center justify-between md-mx2 sm-mx2">
+                <Container marginBottom="15px">
+                    <Text fontFamily="Roboto Mono" fontColor={colors.grey} center={true}>
+                        Subscribe to our newsletter for 0x relayer and dApp updates
+                    </Text>
+                </Container>
+                <form onSubmit={this._handleFormSubmitAsync.bind(this)}>
+                    <Container className="flex flex-wrap justify-center items-center">
+                        <Container marginTop="15px">
+                            <Input
+                                placeholder="you@email.com"
+                                value={this.state.emailText}
+                                fontColor={colors.white}
+                                fontSize={FORM_FONT_SIZE}
+                                backgroundColor={colors.projectsGrey}
+                                width="300px"
+                                onChange={this._handleEmailInputChange.bind(this)}
+                            />
+                        </Container>
+                        <Container marginLeft="15px" marginTop="15px">
+                            <Button
+                                type="submit"
+                                backgroundColor={colors.darkestGrey}
+                                fontColor={colors.white}
+                                fontSize={FORM_FONT_SIZE}
+                            >
+                                Subscribe
+                            </Button>
+                        </Container>
+                    </Container>
+                </form>
+                {this._renderMessage()}
+            </Container>
+        );
+    }
+    private _renderMessage(): React.ReactNode {
+        let message = null;
+        switch (this.state.status) {
+            case SubscribeFormStatus.Error:
+                message = 'Sorry, something went wrong. Try again later.';
+                break;
+            case SubscribeFormStatus.Loading:
+                message = 'One second...';
+                break;
+            case SubscribeFormStatus.Success:
+                message = `Thanks! ${this.state.lastSubmittedEmail} is now on the mailing list.`;
+                break;
+            case SubscribeFormStatus.None:
+                break;
+            default:
+                throw new Error(
+                    'The SubscribeFormStatus switch statement is not exhaustive when choosing an error message.',
+                );
+        }
+        return (
+            <Container isHidden={!message} marginTop="30px">
+                <Text center={true} fontFamily="Roboto Mono" fontColor={colors.grey}>
+                    {message || 'spacer text (never shown to user)'}
+                </Text>
+            </Container>
+        );
+    }
+    private _handleEmailInputChange(event: React.ChangeEvent<HTMLInputElement>): void {
+        this.setState({ emailText: event.target.value });
+    }
+    private async _handleFormSubmitAsync(event: React.FormEvent<HTMLInputElement>): Promise<void> {
+        event.preventDefault();
+        if (_.isUndefined(this.state.emailText) || _.isEmpty(this.state.emailText)) {
+            return;
+        }
+        this.setState({
+            status: SubscribeFormStatus.Loading,
+            lastSubmittedEmail: this.state.emailText,
+        });
+        try {
+            const response = await backendClient.subscribeToNewsletterAsync(this.state.emailText);
+            const status = response.status === 200 ? SubscribeFormStatus.Success : SubscribeFormStatus.Error;
+            this.setState({ status, emailText: '' });
+        } catch (error) {
+            this._setStatus(SubscribeFormStatus.Error);
+        }
+    }
+    private _setStatus(status: SubscribeFormStatus): void {
+        this.setState({ status });
+    }
+}
diff --git a/packages/website/ts/components/generate_order/generate_order_form.tsx b/packages/website/ts/components/generate_order/generate_order_form.tsx
index 5f968a5e4..d26b5c3fa 100644
--- a/packages/website/ts/components/generate_order/generate_order_form.tsx
+++ b/packages/website/ts/components/generate_order/generate_order_form.tsx
@@ -47,6 +47,8 @@ interface GenerateOrderFormProps {
     sideToAssetToken: SideToAssetToken;
     tokenByAddress: TokenByAddress;
     lastForceTokenStateRefetch: number;
+    isFullWidth?: boolean;
+    shouldHideHeader?: boolean;
 }
 
 interface GenerateOrderFormState {
@@ -56,6 +58,10 @@ interface GenerateOrderFormState {
 }
 
 export class GenerateOrderForm extends React.Component<GenerateOrderFormProps, GenerateOrderFormState> {
+    public static defaultProps: Partial<GenerateOrderFormProps> = {
+        isFullWidth: false,
+        shouldHideHeader: false,
+    };
     constructor(props: GenerateOrderFormProps) {
         super(props);
         this.state = {
@@ -80,10 +86,15 @@ export class GenerateOrderForm extends React.Component<GenerateOrderFormProps, G
         const exchangeContractIfExists = this.props.blockchain.getExchangeContractAddressIfExists();
         const initialTakerAddress =
             this.props.orderTakerAddress === constants.NULL_ADDRESS ? '' : this.props.orderTakerAddress;
+        const rootClassName = this.props.isFullWidth ? 'clearfix mb2' : 'clearfix mb2 lg-px4 md-px4 sm-px2';
         return (
-            <div className="clearfix mb2 lg-px4 md-px4 sm-px2">
-                <h3>Generate an order</h3>
-                <Divider />
+            <div className={rootClassName}>
+                {!this.props.shouldHideHeader && (
+                    <div>
+                        <h3>Generate an order</h3>
+                        <Divider />
+                    </div>
+                )}
                 <div className="mx-auto" style={{ maxWidth: 580 }}>
                     <div className="pt3">
                         <div className="mx-auto clearfix">
@@ -215,7 +226,7 @@ export class GenerateOrderForm extends React.Component<GenerateOrderFormProps, G
             </div>
         );
     }
-    private _onTokenAmountChange(token: Token, side: Side, isValid: boolean, amount?: BigNumber): void {
+    private _onTokenAmountChange(token: Token, side: Side, _isValid: boolean, amount?: BigNumber): void {
         this.props.dispatcher.updateChosenAssetToken(side, {
             address: token.address,
             amount,
diff --git a/packages/website/ts/components/generate_order/new_token_form.tsx b/packages/website/ts/components/generate_order/new_token_form.tsx
index a9b8e9589..176a0807b 100644
--- a/packages/website/ts/components/generate_order/new_token_form.tsx
+++ b/packages/website/ts/components/generate_order/new_token_form.tsx
@@ -152,7 +152,7 @@ export class NewTokenForm extends React.Component<NewTokenFormProps, NewTokenFor
         };
         this.props.onNewTokenSubmitted(newToken);
     }
-    private _onTokenNameChanged(e: any, name: string): void {
+    private _onTokenNameChanged(_event: any, name: string): void {
         let nameErrText = '';
         const maxLength = 30;
         const tokens = _.values(this.props.tokenByAddress);
@@ -173,7 +173,7 @@ export class NewTokenForm extends React.Component<NewTokenFormProps, NewTokenFor
             nameErrText,
         });
     }
-    private _onTokenSymbolChanged(e: any, symbol: string): void {
+    private _onTokenSymbolChanged(_event: any, symbol: string): void {
         let symbolErrText = '';
         const maxLength = 5;
         const tokens = _.values(this.props.tokenByAddress);
@@ -193,7 +193,7 @@ export class NewTokenForm extends React.Component<NewTokenFormProps, NewTokenFor
             symbolErrText,
         });
     }
-    private _onTokenDecimalsChanged(e: any, decimals: string): void {
+    private _onTokenDecimalsChanged(_event: any, decimals: string): void {
         let decimalsErrText = '';
         const maxLength = 2;
         if (decimals === '') {
diff --git a/packages/website/ts/components/inputs/allowance_toggle.tsx b/packages/website/ts/components/inputs/allowance_toggle.tsx
index d61dfa87d..0dd2a5aa5 100644
--- a/packages/website/ts/components/inputs/allowance_toggle.tsx
+++ b/packages/website/ts/components/inputs/allowance_toggle.tsx
@@ -5,10 +5,9 @@ import Toggle from 'material-ui/Toggle';
 import * as React from 'react';
 import { Blockchain } from 'ts/blockchain';
 import { Dispatcher } from 'ts/redux/dispatcher';
+import { colors } from 'ts/style/colors';
 import { BalanceErrs, Token, TokenState } from 'ts/types';
 import { analytics } from 'ts/utils/analytics';
-import { colors } from 'ts/utils/colors';
-import { constants } from 'ts/utils/constants';
 import { errorReporter } from 'ts/utils/error_reporter';
 import { utils } from 'ts/utils/utils';
 
@@ -18,11 +17,11 @@ interface AllowanceToggleProps {
     networkId: number;
     blockchain: Blockchain;
     dispatcher: Dispatcher;
-    onErrorOccurred: (errType: BalanceErrs) => void;
     token: Token;
     tokenState: TokenState;
     userAddress: string;
-    isDisabled: boolean;
+    isDisabled?: boolean;
+    onErrorOccurred?: (errType: BalanceErrs) => void;
     refetchTokenStateAsync: () => Promise<void>;
 }
 
@@ -57,6 +56,10 @@ const styles: Styles = {
 };
 
 export class AllowanceToggle extends React.Component<AllowanceToggleProps, AllowanceToggleState> {
+    public static defaultProps = {
+        onErrorOccurred: _.noop,
+        isDisabled: false,
+    };
     constructor(props: AllowanceToggleProps) {
         super(props);
         this.state = {
diff --git a/packages/website/ts/components/inputs/balance_bounded_input.tsx b/packages/website/ts/components/inputs/balance_bounded_input.tsx
index e5b502b25..968609030 100644
--- a/packages/website/ts/components/inputs/balance_bounded_input.tsx
+++ b/packages/website/ts/components/inputs/balance_bounded_input.tsx
@@ -104,7 +104,7 @@ export class BalanceBoundedInput extends React.Component<BalanceBoundedInputProp
             />
         );
     }
-    private _onValueChange(e: any, amountString: string): void {
+    private _onValueChange(_event: any, amountString: string): void {
         this._setAmountState(amountString, this.props.balance, () => {
             const isValid = _.isUndefined(this._validate(amountString, this.props.balance));
             const isPositiveNumber = utils.isNumeric(amountString) && !_.includes(amountString, '-');
diff --git a/packages/website/ts/components/inputs/expiration_input.tsx b/packages/website/ts/components/inputs/expiration_input.tsx
index 5c68080fe..79dd2f568 100644
--- a/packages/website/ts/components/inputs/expiration_input.tsx
+++ b/packages/website/ts/components/inputs/expiration_input.tsx
@@ -80,7 +80,7 @@ export class ExpirationInput extends React.Component<ExpirationInputProps, Expir
         const defaultDateTime = utils.initialOrderExpiryUnixTimestampSec();
         this.props.updateOrderExpiry(defaultDateTime);
     }
-    private _onDateChanged(e: any, date: Date): void {
+    private _onDateChanged(_event: any, date: Date): void {
         const dateMoment = moment(date);
         this.setState({
             dateMoment,
@@ -88,7 +88,7 @@ export class ExpirationInput extends React.Component<ExpirationInputProps, Expir
         const timestamp = utils.convertToUnixTimestampSeconds(dateMoment, this.state.timeMoment);
         this.props.updateOrderExpiry(timestamp);
     }
-    private _onTimeChanged(e: any, time: Date): void {
+    private _onTimeChanged(_event: any, time: Date): void {
         const timeMoment = moment(time);
         this.setState({
             timeMoment,
diff --git a/packages/website/ts/components/inputs/identicon_address_input.tsx b/packages/website/ts/components/inputs/identicon_address_input.tsx
index a4dc01ba8..6ba7584a7 100644
--- a/packages/website/ts/components/inputs/identicon_address_input.tsx
+++ b/packages/website/ts/components/inputs/identicon_address_input.tsx
@@ -1,4 +1,3 @@
-import * as _ from 'lodash';
 import * as React from 'react';
 import { AddressInput } from 'ts/components/inputs/address_input';
 import { Identicon } from 'ts/components/ui/identicon';
diff --git a/packages/website/ts/components/inputs/token_input.tsx b/packages/website/ts/components/inputs/token_input.tsx
index c2c4dd63b..0bd36781e 100644
--- a/packages/website/ts/components/inputs/token_input.tsx
+++ b/packages/website/ts/components/inputs/token_input.tsx
@@ -1,5 +1,4 @@
 import { colors } from '@0xproject/react-shared';
-import * as _ from 'lodash';
 import Paper from 'material-ui/Paper';
 import * as React from 'react';
 import { Blockchain } from 'ts/blockchain';
diff --git a/packages/website/ts/components/legacy_portal/legacy_portal.tsx b/packages/website/ts/components/legacy_portal/legacy_portal.tsx
index e5d152e3e..b4a174a03 100644
--- a/packages/website/ts/components/legacy_portal/legacy_portal.tsx
+++ b/packages/website/ts/components/legacy_portal/legacy_portal.tsx
@@ -1,5 +1,5 @@
 import { colors } from '@0xproject/react-shared';
-import { BigNumber, logUtils } from '@0xproject/utils';
+import { BigNumber } from '@0xproject/utils';
 import * as _ from 'lodash';
 import CircularProgress from 'material-ui/CircularProgress';
 import Paper from 'material-ui/Paper';
@@ -15,27 +15,14 @@ import { EthWrappers } from 'ts/components/eth_wrappers';
 import { FillOrder } from 'ts/components/fill_order';
 import { Footer } from 'ts/components/footer';
 import { LegacyPortalMenu } from 'ts/components/legacy_portal/legacy_portal_menu';
-import { RelayerIndex } from 'ts/components/relayer_index/relayer_index';
 import { TokenBalances } from 'ts/components/token_balances';
 import { TopBar } from 'ts/components/top_bar/top_bar';
 import { TradeHistory } from 'ts/components/trade_history/trade_history';
 import { FlashMessage } from 'ts/components/ui/flash_message';
-import { Wallet } from 'ts/components/wallet/wallet';
 import { GenerateOrderForm } from 'ts/containers/generate_order_form';
 import { localStorage } from 'ts/local_storage/local_storage';
 import { Dispatcher } from 'ts/redux/dispatcher';
-import { portalOrderSchema } from 'ts/schemas/portal_order_schema';
-import { validator } from 'ts/schemas/validator';
-import {
-    BlockchainErrs,
-    Environments,
-    HashData,
-    Order,
-    ProviderType,
-    ScreenWidths,
-    TokenByAddress,
-    WebsitePaths,
-} from 'ts/types';
+import { BlockchainErrs, HashData, Order, ProviderType, ScreenWidths, TokenByAddress, WebsitePaths } from 'ts/types';
 import { configs } from 'ts/utils/configs';
 import { constants } from 'ts/utils/constants';
 import { orderParser } from 'ts/utils/order_parser';
@@ -323,7 +310,7 @@ export class LegacyPortal extends React.Component<LegacyPortalProps, LegacyPorta
             />
         );
     }
-    private _renderFillOrder(match: any, location: Location, history: History): React.ReactNode {
+    private _renderFillOrder(_match: any, _location: Location, _history: History): React.ReactNode {
         const initialFillOrder = !_.isUndefined(this.props.userSuppliedOrderCache)
             ? this.props.userSuppliedOrderCache
             : this._sharedOrderIfExists;
@@ -342,7 +329,7 @@ export class LegacyPortal extends React.Component<LegacyPortalProps, LegacyPorta
             />
         );
     }
-    private _renderGenerateOrderForm(match: any, location: Location, history: History): React.ReactNode {
+    private _renderGenerateOrderForm(_match: any, _location: Location, _history: History): React.ReactNode {
         return (
             <GenerateOrderForm
                 blockchain={this._blockchain}
diff --git a/packages/website/ts/components/legacy_portal/legacy_portal_menu.tsx b/packages/website/ts/components/legacy_portal/legacy_portal_menu.tsx
index 7469ca14e..1dd164f8b 100644
--- a/packages/website/ts/components/legacy_portal/legacy_portal_menu.tsx
+++ b/packages/website/ts/components/legacy_portal/legacy_portal_menu.tsx
@@ -1,8 +1,7 @@
 import * as _ from 'lodash';
 import * as React from 'react';
 import { MenuItem } from 'ts/components/ui/menu_item';
-import { Environments, WebsitePaths } from 'ts/types';
-import { configs } from 'ts/utils/configs';
+import { WebsitePaths } from 'ts/types';
 
 export interface LegacyPortalMenuProps {
     menuItemStyle: React.CSSProperties;
diff --git a/packages/website/ts/components/onboarding/onboarding_flow.tsx b/packages/website/ts/components/onboarding/onboarding_flow.tsx
index 4066babaf..9879cd387 100644
--- a/packages/website/ts/components/onboarding/onboarding_flow.tsx
+++ b/packages/website/ts/components/onboarding/onboarding_flow.tsx
@@ -1,11 +1,9 @@
-import * as _ from 'lodash';
 import * as React from 'react';
 import { Placement, Popper, PopperChildrenProps } from 'react-popper';
 
 import { ContinueButtonDisplay, OnboardingTooltip } from 'ts/components/onboarding/onboarding_tooltip';
 import { Container } from 'ts/components/ui/container';
 import { Overlay } from 'ts/components/ui/overlay';
-import { zIndex } from 'ts/utils/style';
 
 export interface Step {
     target: string;
diff --git a/packages/website/ts/components/onboarding/onboarding_tooltip.tsx b/packages/website/ts/components/onboarding/onboarding_tooltip.tsx
index eb34a87f2..155c70c5f 100644
--- a/packages/website/ts/components/onboarding/onboarding_tooltip.tsx
+++ b/packages/website/ts/components/onboarding/onboarding_tooltip.tsx
@@ -1,6 +1,5 @@
 import * as React from 'react';
 
-import { colors } from '@0xproject/react-shared';
 import { Container } from 'ts/components/ui/container';
 import { Island } from 'ts/components/ui/island';
 
diff --git a/packages/website/ts/components/onboarding/portal_onboarding_flow.tsx b/packages/website/ts/components/onboarding/portal_onboarding_flow.tsx
index bf52684d7..efb844cb5 100644
--- a/packages/website/ts/components/onboarding/portal_onboarding_flow.tsx
+++ b/packages/website/ts/components/onboarding/portal_onboarding_flow.tsx
@@ -2,11 +2,14 @@ import * as _ from 'lodash';
 import * as React from 'react';
 
 import { BigNumber } from '@0xproject/utils';
+import { Blockchain } from 'ts/blockchain';
 import { OnboardingFlow, Step } from 'ts/components/onboarding/onboarding_flow';
-import { ProviderType, TokenByAddress, TokenStateByAddress } from 'ts/types';
+import { AllowanceToggle } from 'ts/containers/inputs/allowance_toggle';
+import { ProviderType, Token, TokenByAddress, TokenStateByAddress } from 'ts/types';
 import { utils } from 'ts/utils/utils';
 
 export interface PortalOnboardingFlowProps {
+    blockchain: Blockchain;
     stepIndex: number;
     isRunning: boolean;
     userAddress: string;
@@ -19,6 +22,7 @@ export interface PortalOnboardingFlowProps {
     trackedTokenStateByAddress: TokenStateByAddress;
     updateIsRunning: (isRunning: boolean) => void;
     updateOnboardingStep: (stepIndex: number) => void;
+    refetchTokenStateAsync: (tokenAddress: string) => Promise<void>;
 }
 
 export class PortalOnboardingFlow extends React.Component<PortalOnboardingFlowProps> {
@@ -39,7 +43,6 @@ export class PortalOnboardingFlow extends React.Component<PortalOnboardingFlowPr
             />
         );
     }
-
     private _getSteps(): Step[] {
         const steps: Step[] = [
             {
@@ -77,18 +80,33 @@ export class PortalOnboardingFlow extends React.Component<PortalOnboardingFlowPr
                 placement: 'right',
                 continueButtonDisplay: this._userHasVisibleWeth() ? 'enabled' : 'disabled',
             },
+            {
+                target: '.weth-row',
+                content: (
+                    <div>
+                        Unlock your tokens for trading. You only need to do this once for each token.
+                        <div> ETH: {this._renderEthAllowanceToggle()}</div>
+                        <div> ZRX: {this._renderZrxAllowanceToggle()}</div>
+                    </div>
+                ),
+                placement: 'right',
+                continueButtonDisplay: this._userHasAllowancesForWethAndZrx() ? 'enabled' : 'disabled',
+            },
+            {
+                target: '.wallet',
+                content: 'Congrats! Your wallet is now set up for trading. Use it on any relayer in the 0x ecosystem.',
+                placement: 'right',
+                continueButtonDisplay: 'enabled',
+            },
         ];
         return steps;
     }
-
     private _isAddressAvailable(): boolean {
         return !_.isEmpty(this.props.userAddress);
     }
-
     private _userHasVisibleEth(): boolean {
         return this.props.userEtherBalanceInWei > new BigNumber(0);
     }
-
     private _userHasVisibleWeth(): boolean {
         const ethToken = utils.getEthToken(this.props.tokenByAddress);
         if (!ethToken) {
@@ -97,15 +115,25 @@ export class PortalOnboardingFlow extends React.Component<PortalOnboardingFlowPr
         const wethTokenState = this.props.trackedTokenStateByAddress[ethToken.address];
         return wethTokenState.balance > new BigNumber(0);
     }
-
+    private _userHasAllowancesForWethAndZrx(): boolean {
+        const ethToken = utils.getEthToken(this.props.tokenByAddress);
+        const zrxToken = utils.getZrxToken(this.props.tokenByAddress);
+        if (ethToken && zrxToken) {
+            const ethTokenAllowance = this.props.trackedTokenStateByAddress[ethToken.address].allowance;
+            const zrxTokenAllowance = this.props.trackedTokenStateByAddress[zrxToken.address].allowance;
+            return ethTokenAllowance > new BigNumber(0) && zrxTokenAllowance > new BigNumber(0);
+        }
+        return false;
+    }
     private _overrideOnboardingStateIfShould(): void {
         this._autoStartOnboardingIfShould();
         this._adjustStepIfShould();
     }
 
     private _adjustStepIfShould(): void {
+        const stepIndex = this.props.stepIndex;
         if (this._isAddressAvailable()) {
-            if (this.props.stepIndex < 2) {
+            if (stepIndex < 2) {
                 this.props.updateOnboardingStep(2);
             }
             return;
@@ -115,14 +143,42 @@ export class PortalOnboardingFlow extends React.Component<PortalOnboardingFlowPr
             this.props.injectedProviderName,
         );
         if (isExternallyInjected) {
-            this.props.updateOnboardingStep(1);
+            if (stepIndex !== 1) {
+                this.props.updateOnboardingStep(1);
+            }
             return;
         }
-        this.props.updateOnboardingStep(0);
+        if (stepIndex !== 0) {
+            this.props.updateOnboardingStep(0);
+        }
     }
     private _autoStartOnboardingIfShould(): void {
         if (!this.props.isRunning && !this.props.hasBeenSeen && this.props.blockchainIsLoaded) {
             this.props.updateIsRunning(true);
         }
     }
+    private _renderZrxAllowanceToggle(): React.ReactNode {
+        const zrxToken = utils.getZrxToken(this.props.tokenByAddress);
+        return this._renderAllowanceToggle(zrxToken);
+    }
+    private _renderEthAllowanceToggle(): React.ReactNode {
+        const ethToken = utils.getEthToken(this.props.tokenByAddress);
+        return this._renderAllowanceToggle(ethToken);
+    }
+    private _renderAllowanceToggle(token: Token): React.ReactNode {
+        if (!token) {
+            return null;
+        }
+        const tokenState = this.props.trackedTokenStateByAddress[token.address];
+        return (
+            <AllowanceToggle
+                token={token}
+                tokenState={tokenState}
+                isDisabled={!tokenState.isLoaded}
+                blockchain={this.props.blockchain}
+                // tslint:disable-next-line:jsx-no-lambda
+                refetchTokenStateAsync={async () => this.props.refetchTokenStateAsync(token.address)}
+            />
+        );
+    }
 }
diff --git a/packages/website/ts/components/portal/back_button.tsx b/packages/website/ts/components/portal/back_button.tsx
index 48858613c..2d0bbefc3 100644
--- a/packages/website/ts/components/portal/back_button.tsx
+++ b/packages/website/ts/components/portal/back_button.tsx
@@ -2,7 +2,7 @@ import { Styles } from '@0xproject/react-shared';
 import * as React from 'react';
 import { Link } from 'react-router-dom';
 
-import { colors } from 'ts/utils/colors';
+import { colors } from 'ts/style/colors';
 
 export interface BackButtonProps {
     to: string;
diff --git a/packages/website/ts/components/portal/drawer_menu.tsx b/packages/website/ts/components/portal/drawer_menu.tsx
index ace11639a..8ac2b9091 100644
--- a/packages/website/ts/components/portal/drawer_menu.tsx
+++ b/packages/website/ts/components/portal/drawer_menu.tsx
@@ -4,8 +4,8 @@ import * as React from 'react';
 
 import { defaultMenuItemEntries, Menu } from 'ts/components/portal/menu';
 import { Identicon } from 'ts/components/ui/identicon';
+import { colors } from 'ts/style/colors';
 import { WebsitePaths } from 'ts/types';
-import { colors } from 'ts/utils/colors';
 import { utils } from 'ts/utils/utils';
 
 const IDENTICON_DIAMETER = 45;
diff --git a/packages/website/ts/components/portal/menu.tsx b/packages/website/ts/components/portal/menu.tsx
index 6e97ee37e..39dab77f5 100644
--- a/packages/website/ts/components/portal/menu.tsx
+++ b/packages/website/ts/components/portal/menu.tsx
@@ -2,9 +2,8 @@ import { Styles } from '@0xproject/react-shared';
 import * as _ from 'lodash';
 import * as React from 'react';
 import { MenuItem } from 'ts/components/ui/menu_item';
-import { Environments, WebsitePaths } from 'ts/types';
-import { colors } from 'ts/utils/colors';
-import { configs } from 'ts/utils/configs';
+import { colors } from 'ts/style/colors';
+import { WebsitePaths } from 'ts/types';
 
 export interface MenuTheme {
     paddingLeft: number;
diff --git a/packages/website/ts/components/portal/portal.tsx b/packages/website/ts/components/portal/portal.tsx
index 9aa83546a..48486939b 100644
--- a/packages/website/ts/components/portal/portal.tsx
+++ b/packages/website/ts/components/portal/portal.tsx
@@ -3,7 +3,7 @@ import { BigNumber } from '@0xproject/utils';
 import * as _ from 'lodash';
 import * as React from 'react';
 import * as DocumentTitle from 'react-document-title';
-import { Link, Route, RouteComponentProps, Switch } from 'react-router-dom';
+import { Route, RouteComponentProps, Switch } from 'react-router-dom';
 
 import { Blockchain } from 'ts/blockchain';
 import { BlockchainErrDialog } from 'ts/components/dialogs/blockchain_err_dialog';
@@ -34,6 +34,7 @@ import { Dispatcher } from 'ts/redux/dispatcher';
 import {
     BlockchainErrs,
     HashData,
+    ItemByAddress,
     Order,
     ProviderType,
     ScreenWidths,
@@ -43,6 +44,7 @@ import {
     TokenVisibility,
     WebsitePaths,
 } from 'ts/types';
+import { backendClient } from 'ts/utils/backend_client';
 import { configs } from 'ts/utils/configs';
 import { constants } from 'ts/utils/constants';
 import { orderParser } from 'ts/utils/order_parser';
@@ -233,7 +235,11 @@ export class Portal extends React.Component<PortalProps, PortalState> {
                 : TokenVisibility.TRACKED;
         return (
             <div style={styles.root}>
-                <PortalOnboardingFlow trackedTokenStateByAddress={this.state.trackedTokenStateByAddress} />
+                <PortalOnboardingFlow
+                    blockchain={this._blockchain}
+                    trackedTokenStateByAddress={this.state.trackedTokenStateByAddress}
+                    refetchTokenStateAsync={this._refetchTokenStateAsync.bind(this)}
+                />
                 <DocumentTitle title="0x Portal DApp" />
                 <TopBar
                     userAddress={this.props.userAddress}
@@ -266,10 +272,6 @@ export class Portal extends React.Component<PortalProps, PortalState> {
                         toggleDialogFn={updateShouldBlockchainErrDialogBeOpen}
                         networkId={this.props.networkId}
                     />
-                    <PortalDisclaimerDialog
-                        isOpen={this.state.isDisclaimerDialogOpen}
-                        onToggleDialog={this._onPortalDisclaimerAccepted.bind(this)}
-                    />
                     <FlashMessage dispatcher={this.props.dispatcher} flashMessage={this.props.flashMessage} />
                     {this.props.blockchainIsLoaded && (
                         <LedgerConfigDialog
@@ -394,18 +396,24 @@ export class Portal extends React.Component<PortalProps, PortalState> {
             },
         ];
         return (
-            <Switch>
-                {_.map(accountManagementItems, item => {
-                    return (
-                        <Route
-                            key={item.pathName}
-                            path={item.pathName}
-                            render={this._renderAccountManagementItem.bind(this, item)}
-                        />
-                    );
-                })}}
-                <Route render={this._renderNotFoundMessage.bind(this)} />
-            </Switch>
+            <div>
+                <Switch>
+                    {_.map(accountManagementItems, item => {
+                        return (
+                            <Route
+                                key={item.pathName}
+                                path={item.pathName}
+                                render={this._renderAccountManagementItem.bind(this, item)}
+                            />
+                        );
+                    })}}
+                    <Route render={this._renderNotFoundMessage.bind(this)} />
+                </Switch>
+                <PortalDisclaimerDialog
+                    isOpen={this.state.isDisclaimerDialogOpen}
+                    onToggleDialog={this._onPortalDisclaimerAccepted.bind(this)}
+                />
+            </div>
         );
     }
     private _renderAccountManagementItem(item: AccountManagementItem): React.ReactNode {
@@ -426,6 +434,7 @@ export class Portal extends React.Component<PortalProps, PortalState> {
                 userAddress={this.props.userAddress}
                 userEtherBalanceInWei={this.props.userEtherBalanceInWei}
                 lastForceTokenStateRefetch={this.props.lastForceTokenStateRefetch}
+                isFullWidth={true}
             />
         );
     }
@@ -435,6 +444,9 @@ export class Portal extends React.Component<PortalProps, PortalState> {
                 tokenByAddress={this.props.tokenByAddress}
                 userAddress={this.props.userAddress}
                 networkId={this.props.networkId}
+                isFullWidth={true}
+                shouldHideHeader={true}
+                isScrollable={false}
             />
         );
     }
@@ -444,6 +456,8 @@ export class Portal extends React.Component<PortalProps, PortalState> {
                 blockchain={this._blockchain}
                 hashData={this.props.hashData}
                 dispatcher={this.props.dispatcher}
+                isFullWidth={true}
+                shouldHideHeader={true}
             />
         );
     }
@@ -463,6 +477,8 @@ export class Portal extends React.Component<PortalProps, PortalState> {
                 tokenByAddress={this.props.tokenByAddress}
                 dispatcher={this.props.dispatcher}
                 lastForceTokenStateRefetch={this.props.lastForceTokenStateRefetch}
+                isFullWidth={true}
+                shouldHideHeader={true}
             />
         );
     }
@@ -480,6 +496,7 @@ export class Portal extends React.Component<PortalProps, PortalState> {
                 userEtherBalanceInWei={this.props.userEtherBalanceInWei}
                 networkId={this.props.networkId}
                 lastForceTokenStateRefetch={this.props.lastForceTokenStateRefetch}
+                isFullWidth={true}
             />
         );
     }
@@ -587,6 +604,7 @@ export class Portal extends React.Component<PortalProps, PortalState> {
                 return this._blockchain.getTokenBalanceAndAllowanceAsync(userAddressIfExists, tokenAddress);
             }),
         );
+        const priceByAddress = await this._getPriceByAddressAsync(tokenAddresses);
         for (let i = 0; i < tokenAddresses.length; i++) {
             // Order is preserved in Promise.all
             const [balance, allowance] = balancesAndAllowances[i];
@@ -595,6 +613,7 @@ export class Portal extends React.Component<PortalProps, PortalState> {
                 balance,
                 allowance,
                 isLoaded: true,
+                price: priceByAddress[tokenAddress],
             };
         }
         this.setState({
@@ -602,6 +621,34 @@ export class Portal extends React.Component<PortalProps, PortalState> {
         });
     }
 
+    private async _getPriceByAddressAsync(tokenAddresses: string[]): Promise<ItemByAddress<BigNumber>> {
+        if (_.isEmpty(tokenAddresses)) {
+            return {};
+        }
+        // for each input token address, search for the corresponding symbol in this.props.tokenByAddress, if it exists
+        // create a mapping from existing symbols -> address
+        const tokenAddressBySymbol: { [symbol: string]: string } = {};
+        _.each(tokenAddresses, address => {
+            const tokenIfExists = _.get(this.props.tokenByAddress, address);
+            if (!_.isUndefined(tokenIfExists)) {
+                const symbol = tokenIfExists.symbol;
+                tokenAddressBySymbol[symbol] = address;
+            }
+        });
+        const tokenSymbols = _.keys(tokenAddressBySymbol);
+        try {
+            const priceBySymbol = await backendClient.getPriceInfoAsync(tokenSymbols);
+            const priceByAddress = _.mapKeys(priceBySymbol, (_value, symbol) => _.get(tokenAddressBySymbol, symbol));
+            const result = _.mapValues(priceByAddress, price => {
+                const priceBigNumber = new BigNumber(price);
+                return priceBigNumber;
+            });
+            return result;
+        } catch (err) {
+            return {};
+        }
+    }
+
     private async _refetchTokenStateAsync(tokenAddress: string): Promise<void> {
         await this._fetchBalancesAndAllowancesAsync([tokenAddress]);
     }
diff --git a/packages/website/ts/components/portal/section.tsx b/packages/website/ts/components/portal/section.tsx
index 9b172aae0..455ed07c9 100644
--- a/packages/website/ts/components/portal/section.tsx
+++ b/packages/website/ts/components/portal/section.tsx
@@ -1,4 +1,3 @@
-import { Styles } from '@0xproject/react-shared';
 import * as React from 'react';
 
 export interface SectionProps {
diff --git a/packages/website/ts/components/redirecter.tsx b/packages/website/ts/components/redirector.tsx
index 629522bbb..a02693003 100644
--- a/packages/website/ts/components/redirecter.tsx
+++ b/packages/website/ts/components/redirector.tsx
@@ -1,10 +1,9 @@
-import * as React from 'react';
 import { constants } from 'ts/utils/constants';
 
-interface RedirecterProps {
+interface RedirectorProps {
     location: string;
 }
 
-export function Redirecter(props: RedirecterProps): void {
+export function Redirector(_props: RedirectorProps): void {
     window.location.href = constants.URL_ANGELLIST;
 }
diff --git a/packages/website/ts/components/relayer_index/relayer_grid_tile.tsx b/packages/website/ts/components/relayer_index/relayer_grid_tile.tsx
index ad6ab3de1..fbb634164 100644
--- a/packages/website/ts/components/relayer_index/relayer_grid_tile.tsx
+++ b/packages/website/ts/components/relayer_index/relayer_grid_tile.tsx
@@ -6,9 +6,8 @@ import * as React from 'react';
 import { TopTokens } from 'ts/components/relayer_index/relayer_top_tokens';
 import { Container } from 'ts/components/ui/container';
 import { Island } from 'ts/components/ui/island';
-import { TokenIcon } from 'ts/components/ui/token_icon';
-import { Token, WebsiteBackendRelayerInfo } from 'ts/types';
-import { colors } from 'ts/utils/colors';
+import { colors } from 'ts/style/colors';
+import { WebsiteBackendRelayerInfo } from 'ts/types';
 
 export interface RelayerGridTileProps {
     relayerInfo: WebsiteBackendRelayerInfo;
diff --git a/packages/website/ts/components/relayer_index/relayer_index.tsx b/packages/website/ts/components/relayer_index/relayer_index.tsx
index 9ef6eaf59..3c5761bcd 100644
--- a/packages/website/ts/components/relayer_index/relayer_index.tsx
+++ b/packages/website/ts/components/relayer_index/relayer_index.tsx
@@ -1,14 +1,14 @@
 import { Styles } from '@0xproject/react-shared';
 import * as _ from 'lodash';
 import CircularProgress from 'material-ui/CircularProgress';
-import FlatButton from 'material-ui/FlatButton';
 import { GridList } from 'material-ui/GridList';
 import * as React from 'react';
 
 import { RelayerGridTile } from 'ts/components/relayer_index/relayer_grid_tile';
+import { Retry } from 'ts/components/ui/retry';
+import { colors } from 'ts/style/colors';
 import { ScreenWidths, WebsiteBackendRelayerInfo } from 'ts/types';
 import { backendClient } from 'ts/utils/backend_client';
-import { colors } from 'ts/utils/colors';
 
 export interface RelayerIndexProps {
     networkId: number;
@@ -63,7 +63,8 @@ export class RelayerIndex extends React.Component<RelayerIndexProps, RelayerInde
         const isReadyToRender = _.isUndefined(this.state.error) && !_.isUndefined(this.state.relayerInfos);
         if (!isReadyToRender) {
             return (
-                // TODO: consolidate this loading component with the one in portal
+                // TODO: consolidate this loading component with the one in portal and OpenPositions
+                // TODO: possibly refactor into a generic loading container with spinner and retry UI
                 <div className="center">
                     {_.isUndefined(this.state.error) ? (
                         <CircularProgress size={40} thickness={5} />
@@ -124,31 +125,3 @@ export class RelayerIndex extends React.Component<RelayerIndexProps, RelayerInde
         }
     }
 }
-
-interface RetryProps {
-    onRetry: () => void;
-}
-const Retry = (props: RetryProps) => (
-    <div className="clearfix center" style={{ color: colors.black }}>
-        <div className="mx-auto inline-block align-middle" style={{ lineHeight: '44px', textAlign: 'center' }}>
-            <div className="h2" style={{ fontFamily: 'Roboto Mono' }}>
-                Something went wrong.
-            </div>
-            <div className="py3">
-                <FlatButton
-                    label={'reload'}
-                    backgroundColor={colors.black}
-                    labelStyle={{
-                        fontSize: 18,
-                        fontFamily: 'Roboto Mono',
-                        fontWeight: 'lighter',
-                        color: colors.white,
-                        textTransform: 'lowercase',
-                    }}
-                    style={{ width: 280, height: 62, borderRadius: 5 }}
-                    onClick={props.onRetry}
-                />
-            </div>
-        </div>
-    </div>
-);
diff --git a/packages/website/ts/components/relayer_index/relayer_top_tokens.tsx b/packages/website/ts/components/relayer_index/relayer_top_tokens.tsx
index e42f8a81a..a5754180b 100644
--- a/packages/website/ts/components/relayer_index/relayer_top_tokens.tsx
+++ b/packages/website/ts/components/relayer_index/relayer_top_tokens.tsx
@@ -2,7 +2,6 @@ import { colors, EtherscanLinkSuffixes, Styles, utils as sharedUtils } from '@0x
 import * as _ from 'lodash';
 import * as React from 'react';
 
-import { TokenIcon } from 'ts/components/ui/token_icon';
 import { WebsiteBackendTokenInfo } from 'ts/types';
 
 export interface TopTokensProps {
diff --git a/packages/website/ts/components/sidebar_header.tsx b/packages/website/ts/components/sidebar_header.tsx
index bf46caad9..a14ab54f5 100644
--- a/packages/website/ts/components/sidebar_header.tsx
+++ b/packages/website/ts/components/sidebar_header.tsx
@@ -1,9 +1,6 @@
 import { colors } from '@0xproject/react-shared';
-import * as _ from 'lodash';
 import * as React from 'react';
 
-const SHOW_DURATION_MS = 4000;
-
 interface SidebarHeaderProps {
     title: string;
     iconUrl: string;
diff --git a/packages/website/ts/components/token_balances.tsx b/packages/website/ts/components/token_balances.tsx
index 7a0742bbe..7af80745c 100644
--- a/packages/website/ts/components/token_balances.tsx
+++ b/packages/website/ts/components/token_balances.tsx
@@ -1,19 +1,17 @@
 import {
-    colors,
     constants as sharedConstants,
     EtherscanLinkSuffixes,
     Networks,
     Styles,
     utils as sharedUtils,
 } from '@0xproject/react-shared';
-import { BigNumber, logUtils } from '@0xproject/utils';
+import { BigNumber, errorUtils, logUtils } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 import Dialog from 'material-ui/Dialog';
 import Divider from 'material-ui/Divider';
 import FlatButton from 'material-ui/FlatButton';
 import FloatingActionButton from 'material-ui/FloatingActionButton';
-import RaisedButton from 'material-ui/RaisedButton';
 import ContentAdd from 'material-ui/svg-icons/content/add';
 import ContentRemove from 'material-ui/svg-icons/content/remove';
 import { Table, TableBody, TableHeader, TableHeaderColumn, TableRow, TableRowColumn } from 'material-ui/Table';
@@ -22,11 +20,11 @@ import ReactTooltip = require('react-tooltip');
 import firstBy = require('thenby');
 import { Blockchain } from 'ts/blockchain';
 import { AssetPicker } from 'ts/components/generate_order/asset_picker';
-import { AllowanceToggle } from 'ts/components/inputs/allowance_toggle';
 import { SendButton } from 'ts/components/send_button';
 import { HelpTooltip } from 'ts/components/ui/help_tooltip';
 import { LifeCycleRaisedButton } from 'ts/components/ui/lifecycle_raised_button';
 import { TokenIcon } from 'ts/components/ui/token_icon';
+import { AllowanceToggle } from 'ts/containers/inputs/allowance_toggle';
 import { trackedTokenStorage } from 'ts/local_storage/tracked_token_storage';
 import { Dispatcher } from 'ts/redux/dispatcher';
 import {
@@ -57,7 +55,7 @@ const TOKEN_COL_SPAN_SM = 1;
 
 const styles: Styles = {
     bgColor: {
-        backgroundColor: colors.grey50,
+        backgroundColor: 'transparent',
     },
 };
 
@@ -73,20 +71,22 @@ interface TokenBalancesProps {
     userEtherBalanceInWei: BigNumber;
     networkId: number;
     lastForceTokenStateRefetch: number;
+    isFullWidth?: boolean;
 }
 
 interface TokenBalancesState {
     errorType: BalanceErrs;
+    trackedTokenStateByAddress: TokenStateByAddress;
     isBalanceSpinnerVisible: boolean;
     isZRXSpinnerVisible: boolean;
     isTokenPickerOpen: boolean;
     isAddingToken: boolean;
-    trackedTokenStateByAddress: TokenStateByAddress;
 }
 
 export class TokenBalances extends React.Component<TokenBalancesProps, TokenBalancesState> {
     public static defaultProps: Partial<TokenBalancesProps> = {
         userEtherBalanceInWei: new BigNumber(0),
+        isFullWidth: false,
     };
     private _isUnmounted: boolean;
     public constructor(props: TokenBalancesProps) {
@@ -169,7 +169,6 @@ export class TokenBalances extends React.Component<TokenBalancesProps, TokenBala
             />,
         ];
         const isTestNetwork = utils.isTestNetwork(this.props.networkId);
-        const isKovanTestNetwork = this.props.networkId === constants.NETWORK_ID_KOVAN;
         const stubColumnStyle = {
             display: isTestNetwork ? 'none' : 'table-cell',
         };
@@ -187,8 +186,9 @@ export class TokenBalances extends React.Component<TokenBalancesProps, TokenBala
             this.props.userEtherBalanceInWei,
             constants.DECIMAL_PLACES_ETH,
         );
+        const rootClassName = this.props.isFullWidth ? 'pb2' : 'lg-px4 md-px4 sm-px1 pb2';
         return (
-            <div className="lg-px4 md-px4 sm-px1 pb2">
+            <div className={rootClassName}>
                 <h3>{isTestNetwork ? 'Test ether' : 'Ether'}</h3>
                 <Divider />
                 <div className="pt2 pb2">
@@ -268,7 +268,7 @@ export class TokenBalances extends React.Component<TokenBalancesProps, TokenBala
                                 <div className="inline-block">Allowance</div>
                                 <HelpTooltip style={{ paddingLeft: 4 }} explanation={allowanceExplanation} />
                             </TableHeaderColumn>
-                            <TableHeaderColumn>Action</TableHeaderColumn>
+                            {isTestNetwork && <TableHeaderColumn>Action</TableHeaderColumn>}
                             {this.props.screenWidth !== ScreenWidths.Sm && <TableHeaderColumn>Send</TableHeaderColumn>}
                         </TableRow>
                     </TableHeader>
@@ -362,28 +362,25 @@ export class TokenBalances extends React.Component<TokenBalancesProps, TokenBala
                 </TableRowColumn>
                 <TableRowColumn>
                     <AllowanceToggle
-                        networkId={this.props.networkId}
                         blockchain={this.props.blockchain}
-                        dispatcher={this.props.dispatcher}
                         token={token}
                         tokenState={tokenState}
                         onErrorOccurred={this._onErrorOccurred.bind(this)}
-                        userAddress={this.props.userAddress}
                         isDisabled={!tokenState.isLoaded}
                         refetchTokenStateAsync={this._refetchTokenStateAsync.bind(this, token.address)}
                     />
                 </TableRowColumn>
-                <TableRowColumn style={{ paddingLeft: actionPaddingX, paddingRight: actionPaddingX }}>
-                    {isMintable && (
-                        <LifeCycleRaisedButton
-                            labelReady="Mint"
-                            labelLoading={<span style={{ fontSize: 12 }}>Minting...</span>}
-                            labelComplete="Minted!"
-                            onClickAsyncFn={this._onMintTestTokensAsync.bind(this, token)}
-                        />
-                    )}
-                    {token.symbol === ZRX_TOKEN_SYMBOL &&
-                        utils.isTestNetwork(this.props.networkId) && (
+                {utils.isTestNetwork(this.props.networkId) && (
+                    <TableRowColumn style={{ paddingLeft: actionPaddingX, paddingRight: actionPaddingX }}>
+                        {isMintable && (
+                            <LifeCycleRaisedButton
+                                labelReady="Mint"
+                                labelLoading={<span style={{ fontSize: 12 }}>Minting...</span>}
+                                labelComplete="Minted!"
+                                onClickAsyncFn={this._onMintTestTokensAsync.bind(this, token)}
+                            />
+                        )}
+                        {token.symbol === ZRX_TOKEN_SYMBOL && (
                             <LifeCycleRaisedButton
                                 labelReady="Request"
                                 labelLoading="Sending..."
@@ -391,7 +388,8 @@ export class TokenBalances extends React.Component<TokenBalancesProps, TokenBala
                                 onClickAsyncFn={this._faucetRequestAsync.bind(this, false)}
                             />
                         )}
-                </TableRowColumn>
+                    </TableRowColumn>
+                )}
                 {this.props.screenWidth !== ScreenWidths.Sm && (
                     <TableRowColumn
                         style={{
@@ -499,7 +497,7 @@ export class TokenBalances extends React.Component<TokenBalancesProps, TokenBala
                 return null; // No error to show
 
             default:
-                throw utils.spawnSwitchErr('errorType', this.state.errorType);
+                throw errorUtils.spawnSwitchErr('errorType', this.state.errorType);
         }
     }
     private _onErrorOccurred(errorType: BalanceErrs): void {
@@ -580,7 +578,7 @@ export class TokenBalances extends React.Component<TokenBalancesProps, TokenBala
         }
         return true;
     }
-    private _onErrorDialogToggle(isOpen: boolean): void {
+    private _onErrorDialogToggle(_isOpen: boolean): void {
         this.setState({
             errorType: undefined,
         });
diff --git a/packages/website/ts/components/top_bar/provider_display.tsx b/packages/website/ts/components/top_bar/provider_display.tsx
index 8a337119a..cb7c9b483 100644
--- a/packages/website/ts/components/top_bar/provider_display.tsx
+++ b/packages/website/ts/components/top_bar/provider_display.tsx
@@ -9,10 +9,9 @@ import { ProviderPicker } from 'ts/components/top_bar/provider_picker';
 import { DropDown } from 'ts/components/ui/drop_down';
 import { Identicon } from 'ts/components/ui/identicon';
 import { Dispatcher } from 'ts/redux/dispatcher';
+import { colors } from 'ts/style/colors';
 import { ProviderType } from 'ts/types';
-import { colors } from 'ts/utils/colors';
 import { constants } from 'ts/utils/constants';
-import { zIndex } from 'ts/utils/style';
 import { utils } from 'ts/utils/utils';
 
 const ROOT_HEIGHT = 24;
diff --git a/packages/website/ts/components/top_bar/provider_picker.tsx b/packages/website/ts/components/top_bar/provider_picker.tsx
index 1ecb8389c..7937f2e9d 100644
--- a/packages/website/ts/components/top_bar/provider_picker.tsx
+++ b/packages/website/ts/components/top_bar/provider_picker.tsx
@@ -1,11 +1,9 @@
 import { colors, constants as sharedConstants } from '@0xproject/react-shared';
-import * as _ from 'lodash';
 import { RadioButton, RadioButtonGroup } from 'material-ui/RadioButton';
 import * as React from 'react';
 import { Blockchain } from 'ts/blockchain';
 import { Dispatcher } from 'ts/redux/dispatcher';
 import { ProviderType } from 'ts/types';
-import { constants } from 'ts/utils/constants';
 
 interface ProviderPickerProps {
     networkId: number;
diff --git a/packages/website/ts/components/top_bar/top_bar.tsx b/packages/website/ts/components/top_bar/top_bar.tsx
index e2d791ae3..05cc6e3ad 100644
--- a/packages/website/ts/components/top_bar/top_bar.tsx
+++ b/packages/website/ts/components/top_bar/top_bar.tsx
@@ -6,19 +6,16 @@ import Menu from 'material-ui/Menu';
 import MenuItem from 'material-ui/MenuItem';
 import * as React from 'react';
 import { Link } from 'react-router-dom';
-import ReactTooltip = require('react-tooltip');
 import { Blockchain } from 'ts/blockchain';
 import { LegacyPortalMenu } from 'ts/components/legacy_portal/legacy_portal_menu';
 import { DrawerMenu } from 'ts/components/portal/drawer_menu';
-import { SidebarHeader } from 'ts/components/sidebar_header';
 import { ProviderDisplay } from 'ts/components/top_bar/provider_display';
 import { TopBarMenuItem } from 'ts/components/top_bar/top_bar_menu_item';
 import { DropDown } from 'ts/components/ui/drop_down';
-import { Identicon } from 'ts/components/ui/identicon';
 import { Dispatcher } from 'ts/redux/dispatcher';
+import { zIndex } from 'ts/style/z_index';
 import { Deco, Key, ProviderType, WebsiteLegacyPaths, WebsitePaths } from 'ts/types';
 import { constants } from 'ts/utils/constants';
-import { zIndex } from 'ts/utils/style';
 import { Translate } from 'ts/utils/translate';
 import { utils } from 'ts/utils/utils';
 
@@ -165,6 +162,12 @@ export class TopBar extends React.Component<TopBarProps, TopBarState> {
                     primaryText={this.props.translate.get(Key.SolCov, Deco.CapWords)}
                 />
             </Link>,
+            <Link key="subMenuItem-ethereum-types" to={WebsitePaths.EthereumTypes} className="text-decoration-none">
+                <MenuItem
+                    style={{ fontSize: styles.menuItem.fontSize }}
+                    primaryText={this.props.translate.get(Key.EthereumTypes, Deco.CapWords)}
+                />
+            </Link>,
             <a
                 key="subMenuItem-whitePaper"
                 target="_blank"
@@ -379,6 +382,14 @@ export class TopBar extends React.Component<TopBarProps, TopBarState> {
                             </MenuItem>
                         </Link>
                     )}
+                    {!this._isViewingEthereumTypesDocs() && (
+                        <Link to={WebsitePaths.EthereumTypes} className="text-decoration-none">
+                            <MenuItem className="py2">
+                                {this.props.translate.get(Key.EthereumTypes, Deco.Cap)}{' '}
+                                {this.props.translate.get(Key.Docs, Deco.Cap)}
+                            </MenuItem>
+                        </Link>
+                    )}
                     {!this._isViewingPortal() && (
                         <Link to={`${WebsitePaths.Portal}`} className="text-decoration-none">
                             <MenuItem className="py2">
@@ -418,8 +429,6 @@ export class TopBar extends React.Component<TopBarProps, TopBarState> {
         ) {
             return undefined;
         }
-
-        const sectionTitle = `${this.props.docsInfo.displayName} Docs`;
         return (
             <div className="lg-hide md-hide">
                 <NestedSidebarMenu
@@ -507,6 +516,9 @@ export class TopBar extends React.Component<TopBarProps, TopBarState> {
     private _isViewingSubprovidersDocs(): boolean {
         return _.includes(this.props.location.pathname, WebsitePaths.Subproviders);
     }
+    private _isViewingEthereumTypesDocs(): boolean {
+        return _.includes(this.props.location.pathname, WebsitePaths.EthereumTypes);
+    }
     private _isViewingWiki(): boolean {
         return _.includes(this.props.location.pathname, WebsitePaths.Wiki);
     }
diff --git a/packages/website/ts/components/trade_history/trade_history.tsx b/packages/website/ts/components/trade_history/trade_history.tsx
index 1ca9d866f..84c0f70a8 100644
--- a/packages/website/ts/components/trade_history/trade_history.tsx
+++ b/packages/website/ts/components/trade_history/trade_history.tsx
@@ -13,6 +13,9 @@ interface TradeHistoryProps {
     tokenByAddress: TokenByAddress;
     userAddress: string;
     networkId: number;
+    isFullWidth?: boolean;
+    shouldHideHeader?: boolean;
+    isScrollable?: boolean;
 }
 
 interface TradeHistoryState {
@@ -20,6 +23,11 @@ interface TradeHistoryState {
 }
 
 export class TradeHistory extends React.Component<TradeHistoryProps, TradeHistoryState> {
+    public static defaultProps: Partial<TradeHistoryProps> = {
+        isFullWidth: false,
+        shouldHideHeader: false,
+        isScrollable: true,
+    };
     private _fillPollingIntervalId: number;
     public constructor(props: TradeHistoryProps) {
         super(props);
@@ -38,13 +46,22 @@ export class TradeHistory extends React.Component<TradeHistoryProps, TradeHistor
         window.scrollTo(0, 0);
     }
     public render(): React.ReactNode {
+        const rootClassName = !this.props.isFullWidth ? 'lg-px4 md-px4 sm-px2' : undefined;
         return (
-            <div className="lg-px4 md-px4 sm-px2">
-                <h3>Trade history</h3>
-                <Divider />
-                <div className="pt2" style={{ height: 608, overflow: 'scroll' }}>
-                    {this._renderTrades()}
-                </div>
+            <div className={rootClassName}>
+                {!this.props.shouldHideHeader && (
+                    <div>
+                        <h3>Trade history</h3>
+                        <Divider />
+                    </div>
+                )}
+                {this.props.isScrollable ? (
+                    <div className="pt2" style={{ height: 608, overflow: 'scroll' }}>
+                        {this._renderTrades()}
+                    </div>
+                ) : (
+                    this._renderTrades()
+                )}
             </div>
         );
     }
diff --git a/packages/website/ts/components/ui/button.tsx b/packages/website/ts/components/ui/button.tsx
new file mode 100644
index 000000000..1f88297de
--- /dev/null
+++ b/packages/website/ts/components/ui/button.tsx
@@ -0,0 +1,81 @@
+import { colors } from '@0xproject/react-shared';
+import { darken } from 'polished';
+import * as React from 'react';
+import { styled } from 'ts/style/theme';
+
+export interface ButtonProps {
+    className?: string;
+    fontSize?: string;
+    fontColor?: string;
+    fontFamily?: string;
+    backgroundColor?: string;
+    borderColor?: string;
+    width?: string;
+    type?: string;
+    onClick?: (event: React.MouseEvent<HTMLElement>) => void;
+}
+
+const PlainButton: React.StatelessComponent<ButtonProps> = ({ children, onClick, type, className }) => (
+    <button type={type} className={className} onClick={onClick}>
+        {children}
+    </button>
+);
+
+export const Button = styled(PlainButton)`
+    cursor: pointer;
+    font-size: ${props => props.fontSize};
+    color: ${props => props.fontColor};
+    padding: 0.8em 2.2em;
+    border-radius: 6px;
+    box-shadow: 0px 0px 4px rgba(0, 0, 0, 0.25);
+    font-weight: 500;
+    font-family: ${props => props.fontFamily};
+    width: ${props => props.width};
+    background-color: ${props => props.backgroundColor};
+    border: ${props => (props.borderColor ? `1px solid ${props.borderColor}` : 'none')};
+    &:hover {
+        background-color: ${props => darken(0.1, props.backgroundColor)};
+    }
+    &:active {
+        background-color: ${props => darken(0.2, props.backgroundColor)};
+    }
+`;
+
+Button.defaultProps = {
+    fontSize: '12px',
+    backgroundColor: colors.white,
+    width: 'auto',
+    fontFamily: 'Roboto',
+};
+
+Button.displayName = 'Button';
+
+type CallToActionType = 'light' | 'dark';
+
+export interface CallToActionProps {
+    type?: CallToActionType;
+    fontSize?: string;
+    width?: string;
+}
+
+export const CallToAction: React.StatelessComponent<CallToActionProps> = ({ children, type, fontSize, width }) => {
+    const isLight = type === 'light';
+    const backgroundColor = isLight ? colors.white : colors.heroGrey;
+    const fontColor = isLight ? colors.heroGrey : colors.white;
+    const borderColor = isLight ? undefined : colors.white;
+    return (
+        <Button
+            fontSize={fontSize}
+            backgroundColor={backgroundColor}
+            fontColor={fontColor}
+            width={width}
+            borderColor={borderColor}
+        >
+            {children}
+        </Button>
+    );
+};
+
+CallToAction.defaultProps = {
+    type: 'dark',
+};
diff --git a/packages/website/ts/components/ui/container.tsx b/packages/website/ts/components/ui/container.tsx
index d577447b0..c6a78e181 100644
--- a/packages/website/ts/components/ui/container.tsx
+++ b/packages/website/ts/components/ui/container.tsx
@@ -11,13 +11,20 @@ export interface ContainerProps {
     paddingBottom?: StringOrNum;
     paddingRight?: StringOrNum;
     paddingLeft?: StringOrNum;
+    backgroundColor?: string;
+    borderRadius?: StringOrNum;
     maxWidth?: StringOrNum;
-    children?: React.ReactNode;
+    isHidden?: boolean;
+    className?: string;
 }
 
-export const Container: React.StatelessComponent<ContainerProps> = (props: ContainerProps) => {
-    const { children, ...style } = props;
-    return <div style={style}>{children}</div>;
+export const Container: React.StatelessComponent<ContainerProps> = ({ children, className, isHidden, ...style }) => {
+    const visibility = isHidden ? 'hidden' : undefined;
+    return (
+        <div style={{ ...style, visibility }} className={className}>
+            {children}
+        </div>
+    );
 };
 
 Container.displayName = 'Container';
diff --git a/packages/website/ts/components/ui/copy_icon.tsx b/packages/website/ts/components/ui/copy_icon.tsx
index 2c2941067..0330d1843 100644
--- a/packages/website/ts/components/ui/copy_icon.tsx
+++ b/packages/website/ts/components/ui/copy_icon.tsx
@@ -1,5 +1,4 @@
 import { colors } from '@0xproject/react-shared';
-import * as _ from 'lodash';
 import * as React from 'react';
 import * as CopyToClipboard from 'react-copy-to-clipboard';
 import * as ReactDOM from 'react-dom';
diff --git a/packages/website/ts/components/ui/drop_down.tsx b/packages/website/ts/components/ui/drop_down.tsx
index 98a495581..22cb942f8 100644
--- a/packages/website/ts/components/ui/drop_down.tsx
+++ b/packages/website/ts/components/ui/drop_down.tsx
@@ -1,4 +1,3 @@
-import * as _ from 'lodash';
 import Popover, { PopoverAnimationVertical } from 'material-ui/Popover';
 import * as React from 'react';
 import { MaterialUIPosition } from 'ts/types';
@@ -43,7 +42,7 @@ export class DropDown extends React.Component<DropDownProps, DropDownState> {
     public componentWillUnmount(): void {
         window.clearInterval(this._popoverCloseCheckIntervalId);
     }
-    public componentWillReceiveProps(nextProps: DropDownProps): void {
+    public componentWillReceiveProps(_nextProps: DropDownProps): void {
         // HACK: If the popoverContent is updated to a different dimension and the users
         // mouse is no longer above it, the dropdown can enter an inconsistent state where
         // it believes the user is still hovering over it. In order to remedy this, we
diff --git a/packages/website/ts/components/ui/etherscan_icon.tsx b/packages/website/ts/components/ui/etherscan_icon.tsx
index 1b032c112..0beb69123 100644
--- a/packages/website/ts/components/ui/etherscan_icon.tsx
+++ b/packages/website/ts/components/ui/etherscan_icon.tsx
@@ -2,7 +2,6 @@ import { colors, EtherscanLinkSuffixes, utils as sharedUtils } from '@0xproject/
 import * as _ from 'lodash';
 import * as React from 'react';
 import ReactTooltip = require('react-tooltip');
-import { utils } from 'ts/utils/utils';
 
 interface EtherScanIconProps {
     addressOrTxHash: string;
diff --git a/packages/website/ts/components/ui/filled_image.tsx b/packages/website/ts/components/ui/filled_image.tsx
new file mode 100644
index 000000000..7f58ee5b9
--- /dev/null
+++ b/packages/website/ts/components/ui/filled_image.tsx
@@ -0,0 +1,18 @@
+import * as React from 'react';
+
+export interface FilledImageProps {
+    src: string;
+}
+export const FilledImage = (props: FilledImageProps) => (
+    <div
+        style={{
+            width: '100%',
+            height: '100%',
+            objectFit: 'cover',
+            backgroundImage: `url(${props.src})`,
+            backgroundRepeat: 'no-repeat',
+            backgroundPosition: 'center',
+            backgroundSize: 'cover',
+        }}
+    />
+);
diff --git a/packages/website/ts/components/ui/input.tsx b/packages/website/ts/components/ui/input.tsx
new file mode 100644
index 000000000..e01a71a53
--- /dev/null
+++ b/packages/website/ts/components/ui/input.tsx
@@ -0,0 +1,43 @@
+import { colors } from '@0xproject/react-shared';
+import * as React from 'react';
+import { styled } from 'ts/style/theme';
+
+export interface InputProps {
+    className?: string;
+    value?: string;
+    width?: string;
+    fontSize?: string;
+    fontColor?: string;
+    placeholderColor?: string;
+    placeholder?: string;
+    backgroundColor?: string;
+    onChange?: (event: React.ChangeEvent<HTMLInputElement>) => void;
+}
+
+const PlainInput: React.StatelessComponent<InputProps> = ({ value, className, placeholder, onChange }) => (
+    <input className={className} value={value} onChange={onChange} placeholder={placeholder} />
+);
+
+export const Input = styled(PlainInput)`
+    font-size: ${props => props.fontSize};
+    width: ${props => props.width};
+    padding: 0.8em 1.2em;
+    border-radius: 3px;
+    font-family: 'Roboto Mono';
+    color: ${props => props.fontColor};
+    border: none;
+    background-color: ${props => props.backgroundColor};
+    &::placeholder {
+        color: ${props => props.placeholderColor};
+    }
+`;
+
+Input.defaultProps = {
+    width: 'auto',
+    backgroundColor: colors.white,
+    fontColor: colors.darkestGrey,
+    placeholderColor: colors.darkGrey,
+    fontSize: '12px',
+};
+
+Input.displayName = 'Input';
diff --git a/packages/website/ts/components/ui/island.tsx b/packages/website/ts/components/ui/island.tsx
index f5480c9c9..de90b664f 100644
--- a/packages/website/ts/components/ui/island.tsx
+++ b/packages/website/ts/components/ui/island.tsx
@@ -1,6 +1,5 @@
 import * as React from 'react';
-import { Styleable } from 'ts/types';
-import { colors } from 'ts/utils/colors';
+import { colors } from 'ts/style/colors';
 
 export interface IslandProps {
     style?: React.CSSProperties;
diff --git a/packages/website/ts/components/ui/lifecycle_raised_button.tsx b/packages/website/ts/components/ui/lifecycle_raised_button.tsx
index b06978f16..380fbc77d 100644
--- a/packages/website/ts/components/ui/lifecycle_raised_button.tsx
+++ b/packages/website/ts/components/ui/lifecycle_raised_button.tsx
@@ -1,8 +1,7 @@
 import { colors } from '@0xproject/react-shared';
-import * as _ from 'lodash';
+import { errorUtils } from '@0xproject/utils';
 import RaisedButton from 'material-ui/RaisedButton';
 import * as React from 'react';
-import { utils } from 'ts/utils/utils';
 
 const COMPLETE_STATE_SHOW_LENGTH_MS = 2000;
 
@@ -63,7 +62,7 @@ export class LifeCycleRaisedButton extends React.Component<LifeCycleRaisedButton
                 label = this.props.labelComplete;
                 break;
             default:
-                throw utils.spawnSwitchErr('ButtonState', this.state.buttonState);
+                throw errorUtils.spawnSwitchErr('ButtonState', this.state.buttonState);
         }
         return (
             <RaisedButton
diff --git a/packages/website/ts/components/ui/overlay.tsx b/packages/website/ts/components/ui/overlay.tsx
index bb2ed8e59..8b126a6d5 100644
--- a/packages/website/ts/components/ui/overlay.tsx
+++ b/packages/website/ts/components/ui/overlay.tsx
@@ -1,8 +1,7 @@
-import { colors } from '@0xproject/react-shared';
 import * as _ from 'lodash';
 import * as React from 'react';
 
-import { zIndex } from 'ts/utils/style';
+import { zIndex } from 'ts/style/z_index';
 
 export interface OverlayProps {
     children?: React.ReactNode;
diff --git a/packages/website/ts/components/ui/party.tsx b/packages/website/ts/components/ui/party.tsx
index 0d86a6db5..a25550475 100644
--- a/packages/website/ts/components/ui/party.tsx
+++ b/packages/website/ts/components/ui/party.tsx
@@ -4,7 +4,6 @@ import * as React from 'react';
 import ReactTooltip = require('react-tooltip');
 import { EthereumAddress } from 'ts/components/ui/ethereum_address';
 import { Identicon } from 'ts/components/ui/identicon';
-import { utils } from 'ts/utils/utils';
 
 const IMAGE_DIMENSION = 100;
 const IDENTICON_DIAMETER = 95;
diff --git a/packages/website/ts/components/ui/retry.tsx b/packages/website/ts/components/ui/retry.tsx
new file mode 100644
index 000000000..543b7df4b
--- /dev/null
+++ b/packages/website/ts/components/ui/retry.tsx
@@ -0,0 +1,32 @@
+import * as React from 'react';
+
+import { Button } from 'ts/components/ui/button';
+import { colors } from 'ts/style/colors';
+
+const BUTTON_TEXT = 'reload';
+
+export interface RetryProps {
+    onRetry: () => void;
+}
+export const Retry = (props: RetryProps) => (
+    <div className="clearfix center" style={{ color: colors.black }}>
+        <div className="mx-auto inline-block align-middle" style={{ lineHeight: '44px', textAlign: 'center' }}>
+            <div className="h2" style={{ fontFamily: 'Roboto Mono' }}>
+                Something went wrong.
+            </div>
+            <div className="py3">
+                <Button
+                    type="button"
+                    backgroundColor={colors.black}
+                    width="290px"
+                    fontColor={colors.white}
+                    fontSize="18px"
+                    fontFamily="Roboto Mono"
+                    onClick={props.onRetry}
+                >
+                    {BUTTON_TEXT}
+                </Button>
+            </div>
+        </div>
+    </div>
+);
diff --git a/packages/website/ts/components/ui/swap_icon.tsx b/packages/website/ts/components/ui/swap_icon.tsx
index 4a6000d1b..f1d1ae7d4 100644
--- a/packages/website/ts/components/ui/swap_icon.tsx
+++ b/packages/website/ts/components/ui/swap_icon.tsx
@@ -1,5 +1,4 @@
 import { colors } from '@0xproject/react-shared';
-import * as _ from 'lodash';
 import * as React from 'react';
 
 interface SwapIconProps {
diff --git a/packages/website/ts/components/ui/text.tsx b/packages/website/ts/components/ui/text.tsx
new file mode 100644
index 000000000..7e47f1d09
--- /dev/null
+++ b/packages/website/ts/components/ui/text.tsx
@@ -0,0 +1,41 @@
+import { colors } from '@0xproject/react-shared';
+import * as React from 'react';
+import { styled } from 'ts/style/theme';
+
+export type TextTag = 'p' | 'div' | 'span' | 'label';
+
+export interface TextProps {
+    className?: string;
+    Tag?: TextTag;
+    fontSize?: string;
+    fontFamily?: string;
+    fontColor?: string;
+    lineHeight?: string;
+    minHeight?: string;
+    center?: boolean;
+    fontWeight?: number | string;
+}
+
+const PlainText: React.StatelessComponent<TextProps> = ({ children, className, Tag }) => (
+    <Tag className={className}>{children}</Tag>
+);
+
+export const Text = styled(PlainText)`
+    font-family: ${props => props.fontFamily};
+    font-weight: ${props => props.fontWeight};
+    font-size: ${props => props.fontSize};
+    ${props => (props.lineHeight ? `line-height: ${props.lineHeight}` : '')};
+    ${props => (props.center ? 'text-align: center' : '')};
+    color: ${props => props.fontColor};
+    ${props => (props.minHeight ? `min-height: ${props.minHeight}` : '')};
+`;
+
+Text.defaultProps = {
+    fontFamily: 'Roboto',
+    fontWeight: 400,
+    fontColor: colors.white,
+    fontSize: '14px',
+    Tag: 'div',
+};
+
+Text.displayName = 'Text';
diff --git a/packages/website/ts/components/wallet/wallet.tsx b/packages/website/ts/components/wallet/wallet.tsx
index 7059ca350..4523b0ac9 100644
--- a/packages/website/ts/components/wallet/wallet.tsx
+++ b/packages/website/ts/components/wallet/wallet.tsx
@@ -1,29 +1,18 @@
-import {
-    constants as sharedConstants,
-    EtherscanLinkSuffixes,
-    Styles,
-    utils as sharedUtils,
-} from '@0xproject/react-shared';
-import { BigNumber } from '@0xproject/utils';
+import { EtherscanLinkSuffixes, Styles, utils as sharedUtils } from '@0xproject/react-shared';
+import { BigNumber, errorUtils } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 import CircularProgress from 'material-ui/CircularProgress';
-import FlatButton from 'material-ui/FlatButton';
 import FloatingActionButton from 'material-ui/FloatingActionButton';
 import { ListItem } from 'material-ui/List';
 import ActionAccountBalanceWallet from 'material-ui/svg-icons/action/account-balance-wallet';
 import ContentAdd from 'material-ui/svg-icons/content/add';
 import ContentRemove from 'material-ui/svg-icons/content/remove';
-import NavigationArrowDownward from 'material-ui/svg-icons/navigation/arrow-downward';
-import NavigationArrowUpward from 'material-ui/svg-icons/navigation/arrow-upward';
-import Close from 'material-ui/svg-icons/navigation/close';
 import * as React from 'react';
 import { Link } from 'react-router-dom';
-import ReactTooltip = require('react-tooltip');
 import firstBy = require('thenby');
 
 import { Blockchain } from 'ts/blockchain';
-import { AllowanceToggle } from 'ts/components/inputs/allowance_toggle';
 import { Container } from 'ts/components/ui/container';
 import { IconButton } from 'ts/components/ui/icon_button';
 import { Identicon } from 'ts/components/ui/identicon';
@@ -31,11 +20,12 @@ import { Island } from 'ts/components/ui/island';
 import { TokenIcon } from 'ts/components/ui/token_icon';
 import { WalletDisconnectedItem } from 'ts/components/wallet/wallet_disconnected_item';
 import { WrapEtherItem } from 'ts/components/wallet/wrap_ether_item';
+import { AllowanceToggle } from 'ts/containers/inputs/allowance_toggle';
 import { Dispatcher } from 'ts/redux/dispatcher';
+import { colors } from 'ts/style/colors';
+import { zIndex } from 'ts/style/z_index';
 import {
-    BalanceErrs,
     BlockchainErrs,
-    ItemByAddress,
     ProviderType,
     ScreenWidths,
     Side,
@@ -45,10 +35,7 @@ import {
     TokenStateByAddress,
     WebsitePaths,
 } from 'ts/types';
-import { backendClient } from 'ts/utils/backend_client';
-import { colors } from 'ts/utils/colors';
 import { constants } from 'ts/utils/constants';
-import { zIndex } from 'ts/utils/style';
 import { utils } from 'ts/utils/utils';
 import { styles as walletItemStyles } from 'ts/utils/wallet_item_styles';
 
@@ -137,7 +124,7 @@ const styles: Styles = {
 
 const ETHER_ICON_PATH = '/images/ether.png';
 const ICON_DIMENSION = 28;
-const TOKEN_AMOUNT_DISPLAY_PRECISION = 3;
+const TOKEN_AMOUNT_DISPLAY_PRECISION = 5;
 const BODY_ITEM_KEY = 'BODY';
 const HEADER_ITEM_KEY = 'HEADER';
 const FOOTER_ITEM_KEY = 'FOOTER';
@@ -148,10 +135,8 @@ const NO_ALLOWANCE_TOGGLE_SPACE_WIDTH = 56;
 const ACCOUNT_PATH = `${WebsitePaths.Portal}/account`;
 
 export class Wallet extends React.Component<WalletProps, WalletState> {
-    private _isUnmounted: boolean;
     constructor(props: WalletProps) {
         super(props);
-        this._isUnmounted = false;
         this.state = {
             wrappedEtherDirection: undefined,
             isHoveringSidebar: false,
@@ -185,7 +170,6 @@ export class Wallet extends React.Component<WalletProps, WalletState> {
         );
     }
     private _renderDisconnectedHeaderRows(): React.ReactElement<{}> {
-        const userAddress = this.props.userAddress;
         const primaryText = 'wallet';
         return (
             <StandardIconRow
@@ -238,7 +222,7 @@ export class Wallet extends React.Component<WalletProps, WalletState> {
             </div>
         );
     }
-    private _onSidebarHover(event: React.FormEvent<HTMLInputElement>): void {
+    private _onSidebarHover(_event: React.FormEvent<HTMLInputElement>): void {
         this.setState({
             isHoveringSidebar: true,
         });
@@ -330,7 +314,7 @@ export class Wallet extends React.Component<WalletProps, WalletState> {
         );
         return _.map(trackedTokensStartingWithEtherToken, this._renderTokenRow.bind(this));
     }
-    private _renderTokenRow(token: Token, index: number): React.ReactNode {
+    private _renderTokenRow(token: Token, _index: number): React.ReactNode {
         const tokenState = this.props.trackedTokenStateByAddress[token.address];
         const tokenLink = sharedUtils.getEtherScanLinkIfExists(
             token.address,
@@ -430,15 +414,12 @@ export class Wallet extends React.Component<WalletProps, WalletState> {
         );
     }
     private _renderAllowanceToggle(config: AllowanceToggleConfig): React.ReactNode {
+        // TODO: Error handling
         return (
             <AllowanceToggle
-                networkId={this.props.networkId}
                 blockchain={this.props.blockchain}
-                dispatcher={this.props.dispatcher}
                 token={config.token}
                 tokenState={config.tokenState}
-                onErrorOccurred={_.noop} // TODO: Error handling
-                userAddress={this.props.userAddress}
                 isDisabled={!config.tokenState.isLoaded}
                 refetchTokenStateAsync={async () => this.props.refetchTokenStateAsync(config.token.address)}
             />
@@ -450,14 +431,19 @@ export class Wallet extends React.Component<WalletProps, WalletState> {
         symbol: string,
         isLoading: boolean = false,
     ): React.ReactNode {
-        const unitAmount = Web3Wrapper.toUnitAmount(amount, decimals);
-        const formattedAmount = unitAmount.toPrecision(TOKEN_AMOUNT_DISPLAY_PRECISION);
-        const result = `${formattedAmount} ${symbol}`;
-        return (
-            <PlaceHolder hideChildren={isLoading}>
-                <div style={styles.amountLabel}>{result}</div>
-            </PlaceHolder>
-        );
+        if (isLoading) {
+            return (
+                <PlaceHolder hideChildren={isLoading}>
+                    <div style={styles.amountLabel}>0.00 XXX</div>
+                </PlaceHolder>
+            );
+        } else {
+            const unitAmount = Web3Wrapper.toUnitAmount(amount, decimals);
+            const precision = Math.min(TOKEN_AMOUNT_DISPLAY_PRECISION, unitAmount.decimalPlaces());
+            const formattedAmount = unitAmount.toFixed(precision);
+            const result = `${formattedAmount} ${symbol}`;
+            return <div style={styles.amountLabel}>{result}</div>;
+        }
     }
     private _renderValue(
         amount: BigNumber,
@@ -502,7 +488,7 @@ export class Wallet extends React.Component<WalletProps, WalletState> {
                     buttonIconName = 'zmdi-long-arrow-up';
                     break;
                 default:
-                    throw utils.spawnSwitchErr('wrappedEtherDirection', wrappedEtherDirection);
+                    throw errorUtils.spawnSwitchErr('wrappedEtherDirection', wrappedEtherDirection);
             }
         }
         const onClick = isWrappedEtherDirectionOpen
@@ -512,45 +498,6 @@ export class Wallet extends React.Component<WalletProps, WalletState> {
             <IconButton iconName={buttonIconName} labelText={buttonLabel} onClick={onClick} color={colors.mediumBlue} />
         );
     }
-    private _getInitialTrackedTokenStateByAddress(tokenAddresses: string[]): TokenStateByAddress {
-        const trackedTokenStateByAddress: TokenStateByAddress = {};
-        _.each(tokenAddresses, tokenAddress => {
-            trackedTokenStateByAddress[tokenAddress] = {
-                balance: new BigNumber(0),
-                allowance: new BigNumber(0),
-                isLoaded: false,
-            };
-        });
-        return trackedTokenStateByAddress;
-    }
-
-    private async _getPriceByAddressAsync(tokenAddresses: string[]): Promise<ItemByAddress<BigNumber>> {
-        if (_.isEmpty(tokenAddresses)) {
-            return {};
-        }
-        // for each input token address, search for the corresponding symbol in this.props.tokenByAddress, if it exists
-        // create a mapping from existing symbols -> address
-        const tokenAddressBySymbol: { [symbol: string]: string } = {};
-        _.each(tokenAddresses, address => {
-            const tokenIfExists = _.get(this.props.tokenByAddress, address);
-            if (!_.isUndefined(tokenIfExists)) {
-                const symbol = tokenIfExists.symbol;
-                tokenAddressBySymbol[symbol] = address;
-            }
-        });
-        const tokenSymbols = _.keys(tokenAddressBySymbol);
-        try {
-            const priceBySymbol = await backendClient.getPriceInfoAsync(tokenSymbols);
-            const priceByAddress = _.mapKeys(priceBySymbol, (value, symbol) => _.get(tokenAddressBySymbol, symbol));
-            const result = _.mapValues(priceByAddress, price => {
-                const priceBigNumber = new BigNumber(price);
-                return priceBigNumber;
-            });
-            return result;
-        } catch (err) {
-            return {};
-        }
-    }
     private _openWrappedEtherActionRow(wrappedEtherDirection: Side): void {
         this.setState({
             wrappedEtherDirection,
diff --git a/packages/website/ts/components/wallet/wallet_disconnected_item.tsx b/packages/website/ts/components/wallet/wallet_disconnected_item.tsx
index 17fd8a19e..1015dce29 100644
--- a/packages/website/ts/components/wallet/wallet_disconnected_item.tsx
+++ b/packages/website/ts/components/wallet/wallet_disconnected_item.tsx
@@ -1,10 +1,9 @@
 import { Styles } from '@0xproject/react-shared';
 import FlatButton from 'material-ui/FlatButton';
-import ActionAccountBalanceWallet from 'material-ui/svg-icons/action/account-balance-wallet';
 import * as React from 'react';
 
+import { colors } from 'ts/style/colors';
 import { ProviderType } from 'ts/types';
-import { colors } from 'ts/utils/colors';
 import { constants } from 'ts/utils/constants';
 import { utils } from 'ts/utils/utils';
 
diff --git a/packages/website/ts/components/wallet/wrap_ether_item.tsx b/packages/website/ts/components/wallet/wrap_ether_item.tsx
index 1dfcffadf..f65257142 100644
--- a/packages/website/ts/components/wallet/wrap_ether_item.tsx
+++ b/packages/website/ts/components/wallet/wrap_ether_item.tsx
@@ -3,15 +3,14 @@ import { BigNumber, logUtils } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 import FlatButton from 'material-ui/FlatButton';
-import { ListItem } from 'material-ui/List';
 import * as React from 'react';
 
 import { Blockchain } from 'ts/blockchain';
 import { EthAmountInput } from 'ts/components/inputs/eth_amount_input';
 import { TokenAmountInput } from 'ts/components/inputs/token_amount_input';
 import { Dispatcher } from 'ts/redux/dispatcher';
+import { colors } from 'ts/style/colors';
 import { BlockchainCallErrs, Side, Token } from 'ts/types';
-import { colors } from 'ts/utils/colors';
 import { constants } from 'ts/utils/constants';
 import { errorReporter } from 'ts/utils/error_reporter';
 import { utils } from 'ts/utils/utils';
@@ -146,7 +145,7 @@ export class WrapEtherItem extends React.Component<WrapEtherItemProps, WrapEther
             </div>
         );
     }
-    private _onValueChange(isValid: boolean, amount?: BigNumber): void {
+    private _onValueChange(_isValid: boolean, amount?: BigNumber): void {
         this.setState({
             currentInputAmount: amount,
         });