If you have a checking account with one of the major US Banks such as Chase, Bank of America, Wells Fargo, it takes seconds to link your bank account!
To link your major bank:
Open the sidebar menu
Tap on Banking
Tap on Get Cash from bank
Enter an amount then Tap on Get Cash - (don't worry you don't have to complete the transfer if you plan to deposit later.)
Choose 3 day Transfer then Link Your Bank Account
Search your bank from the list of major banks and Tap on your Bank
Enter your online banking username and password
Choose the account you would like to be linked
Smaller Banks and Credit Unions
For Smaller banks and Credit Unions you might not be able to find your bank listed on the plaid tool. If this is the case then you can still fund your account using a debit card.
Only Basic Checking accounts are able to be linked to your Stockpile account
There will be some banks that are unable to be linked to Stockpile.