take liberties with
take liberties with (someone or something)
1. To act disrespectfully. You're too friendly with your subordinates—that's why they take liberties with you.
2. To alter something in order to benefit from it or accommodate one's own needs or interests. Of course I didn't slander you; the paper simply took liberties with what I said.
take liberties with someone or somethingand make free with someone or something
to freely use or abuse someone or something. You are overly familiar with me, Mr. Jones. One might think you were taking liberties with me. I don't like it when you make free with my lawn mower. You should at least ask when you want to borrow it.