What legal actions can I take?

As counsel said, you need to retain counsel and file a violation petition. Don't wait.

Can I get a court to order a DNA test for my ex girlfriend new born?

You can try. I suggest you retain counsel to help you. Remember, if you are successful, you will be paying child support.

I have primary physical custody of my two children, the mother is not following the court order

Unless there is something in the Court order that says that she can't do this, then she's not in violation. I suggest you petition to modify your...

Can I sue my wife's mother and or the state of New Jersey?

You need to petition the Court immediately and seek appropriate relief. You really should retain local counsel.

My fiancé is in jail and he want me as his power of attorney

As counsel said, have him sign the proper forms. Make sure its the proper version.

Can i gain custody of my kids if my ex is trying to keep them from me. We have joint custody

It sounds like you need court intervention asap. Please speak to a local attorney.

My son hates the hr drive back and forth to his dads house can I request to have him move closer to his son To help out more ?

No. He can live where he lives. A judge is not going to force him to move, the same way, a judge will not force you to move.

Please discuss this with your atotrney. Mental health can affect custody, however the distance in time (13) without any issues helps you greatly.

My daughter wants to give me Guardianship of my grandson whom I have been raising since he was born (he will be 6 in November).

You will have to petition the Court. You can't just deed someone as a Guardian.

Can a judge order a child support petition if I was on social services and I have custody of child?

Yes they can. They can ask, but you should have been able to show at that time the information that you are stating now. Did you miss the previous...