How do I remove the Landlord's outrageous charge on my account for an apartment I no longer live in?

Hire a landlord tenant attorney to sort the situation out. Not enough facts for a more specific answer.

Can one parent sign over Power of attorney of their child to the biological grandmother who lives in another state?

It depends on the wording of the document. Consult a probate attorney.

Overtime attorney

Hire an employment attorney to represent you. Sorry for your difficulties.

My 16 yr old brother got into an altercation with a 26 yr old man and cut his arm on his main artery and he was arrested.

Likely charge of aggravated battery. He will be released if he can meet the bond the judge sets.

Though there may be exceptions, the answer to #1 is most likely no because of the differing jurisdictions. The same answer to question #2. The...

Do I need an attorney

You're facing some stuff penalties as a recidivist.

Can i withhold MY power?

You need to be careful here, but a cursory analysis indicates that you did nothing wrong, as someone was stealing power from you.

Court date in Dekalb coming up can I reschedule I have no representation or public defender.

You should hire an attorney ASAP. Court likely will grant you an attorney to hire one.

You need to sit down with a family law / divorce attorney.

What time frame does Georgia department of corrections usually take to transfer a county inmate to prison after being sentenced?

It has been my experience that the DOC is one their own timeline in such a situation. The (unfortunate) logic is, "he is not going anywhere anyway."