Your post is hard to follow, but if you were charged $500 for cleaning the room of smoke, and you think it was improper, you can sue in small...

Ask your parents........................................

What are you going to do, sue them? Their home, their rules.

Yes, it is very wrong. And potentially illegal...............

None of us knows "why" this is happening. Try to arrange a meeting with your doc or the office manager.

You are entitled to a refund, but that is probably it.

Can they be sued? yes Will you sue them? Doubtful as it won't be worth the money.

You may be entitled to a refund, but certainly not worth suing over.

If unsatisfied with the free service by the volunteers on this site, you may wish to retain an attorney.

The cops are not going to deliver your mail for you.