Do I need to retain an attorney? I was stopped at Walmart for shoplifting but it was an honest mistake.

Theft 3rd, which is a class A Misdemeanor. If no priors, look into theft diversion course. If found guilty, fine, costs and restitution.

I am a civilian and I am currently on probation for DUI 1st offense in Huntsville, AL. I assisted

No. Where would you get that crazy idea? Was there a reward posted?

D.A and Attorney dialogue to amend original charges before turning self in from out of state.

Yes. An attorney might get to misdemeanor or get pretrial diversion.

In Alabama, does a custodial parent have to give visitation to a non custodial parent who is not current on child support?

You really should ask divorce attorney. You should have held in contempt on child support.

Could charge with felony theft by deception or similar charge in Georgia. File civil suit. They will find them at some point.

Out of state with first ever charge/warrant in homestate(Alabama)

Yes. It is not unusual for client to have it worked out before they turn themselves in.

If a law firm is unable to settle with an insurance company can you get another law firm to handle the claim?

You normally can change attorneys any time you want to, especially if they are not doing their job. You might them the costs incurred.

None of that makes any difference. Your record is irrelevant. The issue is were you under the influence of alcohol while operating a motor vehicle...

Class c felony. 2-20 years

Do I have a case?

It appears to be a malpractice case. You should probably contact a malpractice attorney in Birmingham .