Originally Posted by
ATOBTTR
Wouldn't they have to given that your progress towards the $25K MQD waived displays on your profile? Thus Delta knows how much you're putting on a DL branded AmEx.
Right, but in context, the question was about MQDs-as-a-percentage-of-distance on certain partner flights. We know that AMEX communicates at least your overall spend to DL for the purpose of tracking the waiver, but what level of granularity does DL have access to? Do they get a full vendor-by-vendor breakdown?