Originally Posted by
sbm12
it seems silly to me that you are suggesting that AmEx is unreliable when both AmEx AND the merchant both agree that it was the merchant's fault, not AmEx's.
But they didn't agree that.... The merchant merely said he was having problems with Amex and that it wasn't the OP's fault. Amex denied it was their problem.
When I've had declines (as a merchant) it has sometimes been due to a network problem at Amex or the network in between.