How do I update my credit/debit card or bank account? Juan Chaparro January 20, 2016 22:59 Follow Please visit our secure page to update it: https://www.gmaids.com/update We will then update your account and will be using that new form of payment to charge the for our service. Related articles What form of payment you take? How schedule changes are handled? When is my payment processed? What brands of green cleaning products do you use? 1. How do I book a cleaning with Gmaids? Comments 0 comments Please sign in to leave a comment.