Can I file and give my child's father full custody and relieve me of all child support since I've never saw her?

Giving the father full custody does not give you a pass on child support. If the father's wife wants to adopt you can terminate your rights at the...

What do me and my partner need to do after we get married in 2020 for my son to be her son as well?

Step-parent adoption. If your son has another parent, that parent's rights will need to be terminated either voluntarily or involuntarily.

That is the way the system works. If the child receives ktap the non-primary parent is required to pay child support.

My son is 18 still in high school and moved out of his guardians(grandparents) home and moved in with a friend from school.

Child support does not go to the child, it goes to his caretaker.

What happens during and after the procedure of a 14 year old's emanicpation?

You have posted in the Kentucky, USA forum, please repost in the Quebec, Canada forum.

Can my ex-husband claim his share of the equity 11 years after our divorce in Kentucky?

An agreement is a contract and the $10K is his. . .

How do I proceed in a custody battle?

If there are no court orders for him to have this as his parenting time, call the police and go get your child. Otherwise, you will have to wait...

Can a judge hold me 180 days in jail if I refuse a rehab I feel I don’t need

Ask your attorney, who knows your case. . .

How is it that a parent can joint custody and pay child support but have no visitation to see their children whatsoever?

This situation is legal. In KY, the concepts of custody, parenting time and child support are separate.

In the State of Kentucky and both parents are not married but the father is filed on the birth certificate and paternity papers

Not sure what your question is because you didn't ask one. You need court orders to enforce your rights of custody and parenting time.