Kmart refused to take my check for $38.31 for a purchase due to certegy deciding my check was not good. I then used my debit card to finalize the purchase and that was just fine!! I tried to call certegy to find out what the problem was and way just disconnected many times! This is ridiculous! Does anyone have a list of companies that use Certegy? Because I sure don't plan to give them my business any longer. I will also make sure all my friends and family knows what a sham this company is! We need to do something about this. read full review »