Once logged in, you will be taken to the Crypto Funding Transactions screen. This will show the transactions made to fund your fiat wallet. You can also find your account and routing numbers as well as your linked bank accounts.
The "Cards" section is where you can order a prepayment card to make transactions online and in store for goods and services. You can top this card up from your other accounts.
The Crypto OTC Desk is where you can purchase and sell digital assets. You can also deposit digital assets from external wallets. For more information about the Crypto OTC desk, see this article.
The last section "Buy Crypto" will allow you to buy digital assets using a card payment. For more information see this article.