I wouldn't expect the average consumer to be a reseller, but that's an interesting point to consider.
Travel is a heavily restricted category. I wasn't able to find complete terms and exceptions for all of the programs you mentioned quickly, but for example, TopCashback caps flights from Orbitz at $3 [0]. Discover Deals doesn't seem to support flights besides one weird deal with CheapOAir [1].
Travel is a heavily restricted category. I wasn't able to find complete terms and exceptions for all of the programs you mentioned quickly, but for example, TopCashback caps flights from Orbitz at $3 [0]. Discover Deals doesn't seem to support flights besides one weird deal with CheapOAir [1].
[0]: https://www.topcashback.com/orbitz/
[1]: https://www.discover.com/credit-cards/deals/all-deals.html?c...