Companies will make it easy to subscribe to a service, but difficult to unsubscribe. This is a slimy tactic to twist customers’ arms into paying for extra months or years which customers don’t actually want to pay, but which are difficult to find time to cancel.
[Gym name] allows you to sign up for a membership online, but to cancel, they demand that you send them a certified letter in the mail.
The FTC’s “Click to Cancel” rule would fix this issue.