Originally Posted by
vtqanh
Didn't MarathonMan do this and Costco told him not do to it again? This is one scheme where I definitely won't participate.
I didn't look up the FT thread where MM tells the story,
but IIRC he was more like "banned for life" !
Maybe twice in 10 years I returned some small item to the store
that was bought online non-amex, and yes,
they gave either cash or a cash card.
Not too useful as a "scheme", but convenient.