A: I'm sorry, but your card was declined. B: This is my ATM card and I know I have money in my account. A: Maybe you have less money in the account than you thought. B: I just checked my balance this morning. A: Your account may have been frozen. B: Why would the bank do that? A: You should contact your bank. B: How else can I pay for these items? A: Do you have a credit card? B: I can write you a check. A: If it's from the same bank account as your ATM card, then I can't accept that check. B: I guess I can't go shopping today then.