This doesn't seem to be a very popular solution, but it's proven useful: limit contractual freedom for adhesion contracts. That would mean forbidding some kind

This doesn't seem to be a very popular solution, but it's proven useful: limit contractual freedom for adhesion contracts. That would mean forbidding some kinds of clauses that are often abused, but also forcing the inclusion of some other clauses and automatic procedures for certain actions like cancelations, or in this case, support.