Originally Posted by
AutoSlash
You don't have to pay with the Plat card--you just need to be a cardholder to use it.
Hmm OK, thanks. I already booked (pay later) with the Amex Card but perhaps can change. I don't have my hopes up for a great upgrade, but I was under the impression one needed to pay with the Plat to get that benefit as well. Was I similarly mistaken?