To use my gas card, I pay in the pump with no gas card just like I would any other credit piece of plastic. If my drink costs above what the balance on my card, the cashier tells me that my gift card balance is zero and asks me can easily would prefer to pay for the remaining symmetry. https://Groups.Google.com/g/giftcard-mall-my-gift-info/c/lJb4jNQqwjY