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

The way you sue anyone is to hire a lawyer and let them do it.

Can I file a suit against a police Department for improper investigation? No, you cannot.

Shop elsewhere. That is your remedy. Nothing else.

If there is an agency in your state that licenses PI's, you can complain to them. If not, there is nothing you can do.

I agree. Nothing in here gives grounds to a lawsuit.

No you can't sue BOA for not having a notary present.

This is a matter for counseling for both of you. This is not a legal matter.

None of us has a crystal ball to predict what he will do.

There are several of them. If you use Google you can find them.