Criminals are living in my son's fathers home where the 10 y/o is at times. Drugs, parties, expired tags..enough for DCF?

Yes this is most concerning. Not sure you should call DCF, they will come down on you too. Use of a lawyer is recommended.

Do I have any rights if we were never married?

You should take the 50k, because you are not married. Have it reduced to writing and get the money before you move. Use of a lawyer is recommended.

Go to Court for child support.

The order you got was a Department of Revenue child support Order only. You need to go to court to get full custody. Use of a lawyer is recommended.

I've been separated for 6yrs from my spouse who lives in Germany, How would you serve her the divorce papers?

You have to use an international process server. Use of a lawyer is recommended.

You have to appear for a deposition as required by the rules. Use of a lawyer is recommended.

You can do this however there is a statutory waiting period and the court will appoint a guardian for him first. It is a complex process. Use of...

If the case was settled out of court, would the father still have to pay child support?

You can probably do that but not if you are collecting state aid. Use of a lawyer is recommended.

Am I able to move from FL to GA as the custodial parent?

You have to get a court order or written consent from the ex in order to move. Use of a lawyer is recommended.

I am a u.s citizens can I adopt my two nephew from France ?

yes you can do that. You need an adoption specialist.

As an adult how do I go about getting a restraining order and/or an injunction on my mother?

If she is making threats or blowing up your phone and will not stop then you can apply for a restraining order.