Originally Posted by
sethb
I did, at least when I wasn't DM (and sometimes when I was, I'd rather DL get the money than Amex).
I'm sure they'll be seeing a lot more Am Ex swipes in February once they start offering a third choice benefit to diamonds instead of an automatic SC membership. I know I'll be using my Am Ex reserve card instead. I wouldn't be surprised if Delta follows American and United and stops allowing Am Ex Plat. entries in a few years.