[sudomakeup]

This is somewhat covered by https://darkpatterns.org/types-of-dark-pattern/roach-motel

Gyms are notorious for this. Almost any staff member can sign someone up, but if you want to cancel theres only one guy in the entire gym authorized to do that, and they are frequently "out to lunch".

Either that or you have to print a cancellation form and send it by snail mail with 30 days notice. And if you dont send by certified mail they will claim they never received it.