The cost of new tires. If you are in bankruptcy tell your lawyer.

Talk to your parents. It is not "illegal" unless she steals it IMO.

They are a law firm that handles civil demand letters for retailers.

Assuming you know who it is, and you can find a lawyer to represent you, you certainly can.

Assuming you had a lawyer negotiate the agreement that is who you need to ask.

In none of this do you mention what grounds your friend would have to do anything.

This is not an issue with a legal remedy. They are completely within their rights.

Your lawyer will handle all of this for you. Please tell me you have one.

Lawyers here can't contact you. You can use the Find a Lawyer tab above.

The only real option is to start making a whole lot of calls.