Earlier quoted context omitted.
Amex treats me far better than Discover.
Oh yeah, AmEx, the company that detects fraud on your account, cancels it, and then DOESN'T NOTIFY YOU. So you start getting notifications from vendors that they canceled your orders right before Christmas, because of trouble with your card. When you call AmEx and ask why the fuck you weren't notified of fraud on your account, they say (and I quote): "Oh we don't do that. We wait for the customer to get in touch with…
I have been proactively notified about fraud by Amex, Discover, as well as other banks. Amex seems to be the loosest with allowing questionable but valid purchases, and my Visa cards the strictest.