don't you keep a copy of the receipt? email confirmation?

来源: 于 2011-01-12 08:55:57 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

you can always ask credit card company to send you a copy of old statement. But when you pay by credit card, you agree to pay the amount. so if they charge you less earlier, yes they can charge you for the rest of it.