You and your Joint Checking partner can each electronically link one external bank account in your name to fund your Betterment Checking account(s). For help with the linking process, please refer to our FAQ on managing bank accounts. Please note that for security purposes, we are unable to accept links with an external bank account if it is not in the same name as one or both of the Joint Checking owners. If you are looking to send or receive funds from someone who is not your Joint Checking ...