> I thought they always charged high tx fees (which is also why not all merchants chose to accept it). I used to work in a PC retail/repair shop and the reason

> I thought they always charged high tx fees (which is also why not all merchants chose to accept it). I used to work in a PC retail/repair shop and the reason we didn't take amex wasn't because of the fees, it was because they held the balances for longer than Visa/MC, and occasionally we had bills to pay in that time period too!