Originally Posted by Often1

Which is why it's easier just to zero out and close the passenger's FFP account. While it's certainly true that not every passenger has an account or status, the carriers may not care about the guy who does it infrequently and the guy who does it frequently likely wants the miles and the perks of status such as they are.

I don't think that there is even a remote problem in issuing a debit against a CC and I don't think that the CC issuers would sustain a chargeback dispute with the proper backup provided. But, the bigger picture customer service issue makes that one tougher.