Originally Posted by
Often1
Writing snarky letters to executives is a waste of time, effort & money. They all get routed to the same place. OP's father's problem is that he's got a business, not a consumer card, so he's got none of the protections.
Snarky letters might not get you anywhere but letters to executives often get results, proof provided by the OP. My wife works for a fortune 500 company and handled disgruntled emails addressed to the CEO. She had a lot of latitude in resolving problems, much more so than if they were sent to someone else.