I agree it's a mess. However, most SaaS vendors realize that the people who have to clean up after them are often not the people in charge of the purchasing dec

I agree it's a mess. However, most SaaS vendors realize that the people who have to clean up after them are often not the people in charge of the purchasing decisions. If you end up paying them for years merely because you can't find a way to gracefully exit, they do not consider that to be a poor outcome.