You can sue anyone for anything but unless you have injuries and medical bills are you are entitled to is a refund.

This is a general Q&A site. You have not asked a question.

You can use the Find a Lawyer tab above.

Spending thousands on a lawyer and years on a lawsuit seems like a bad way to resolve this.

This is a general Q&A site. You have not asked a question.

IMO nothing you have stated outlines a claim of fraud, which has an extremely specific definition. You may be appeal the denial of benefits further.

You are under your parent's care, so it is their call. Not a constitutional issue.

Google Underage girl Internet scam. No girl, no dad. Don't pay.

She did not give you consent. Legally, she can't. So yes her parents can report it to the cops and you could be in a ton of trouble.

You can contest the charge on your credit card.