3 ms·Buying a cheeseburger with a credit card does not give out your suburb or email address.by msy 14y agoBuying a cheeseburger with a credit card does not give out your suburb or email address.tadfisher 14y agoBuying gas does. At least at the pumps that require you to enter your ZIP code.lostlogin 14y agoWhy do they do that?