How can I get my estranged husband to honor an Agreement that we wrote together, signed and initialed in front of a Notary?

Hire an attorney and file for divorce. You can include a breach of contract claim--but I suspect that will not go very far.

Can I file a motion to modify my divorce decree to give the home/property to my ex-husband instead of me?

You need a real estate contract of sale and you can deed it to him. You will still be on the note until and unless he refinances. You can sell...

Can I move in with my grandparents at age 12?

Talk to the adults. It will be up to them.

What kind of threats? If they are threats of violence, make a police report and request a protective order. You can file a Petition to Modify...

You will no longer be responsible for future support, but you will still be liable for any back support unless they agree to waive it in exchange...

Can I reverse my adoption?

I haven’t heard of adults reversing adoptions. I would spend time in counseling and creating boundaries. and building self esteem and go from there.

I need to have a setting with previous judge in my divorce decree, ex husband has not followed through on his order

It sounds like you need to hire an attorney and file a motion for enforcement.

If the custodial parent cannot handle the child that sounds like a ground for modification or other court intervention to me.

What if my lawyer deducted the medical bills from my settlement and he did not pay the bills?

Send (fax or email) a copy of the collections letter to your attorney. Give him three days to provide front and back copies of the canceled checks...

Rental Debt on my Collections?

You need to get a copy of the original lease and see what it says. That is what determines the parties' rights and duties.