Our team is happy to assist you if you feel that you are missing any earned cash back within 90 days. If the transaction in question is completed, please contact us. Eligible when using your Betterment Visa Debit Card. Cash back merchants and offers may vary. You’ll see rewards, which are deposited back into your Checking account, in as little as one day after making the qualifying purchase, but it may take up to 90 days depending on the merchant. In order to find you relevant offers, we share ...