The dealer agrees not to allow any transaction that is illegal , or considered by the marks or credit card acquiring bank that can or has the potential to damage the goodwill thereof or reflect negatively on them. The following activities are prohibited under the programs of the card brands : sale or supply of a product or service that is not in full compliance with all applicable Buyer laws , Issuing Bank , Merchant, Cardholder , or cards .

The following activities are also expressly prohibited:

"Selling alcohol to under 18 "