Knowing the rules is important when using plastic—credit, debit, prepaid and gift cards. Choosing the wrong card, merchant or transaction type could cost you money or cause you to forgo important cardholder protections.
This website is your payment card rulebook. You’ll find everything you need to know about using credit, debit, prepaid and gift cards safely and wisely. The more you know, the more likely you are to make the right moves. http://knowyourcard.org/