If my case states it was nolle-prosequi/dismissed-restricted, is it considered a conviction or non-conviction?

Since your case was dismissed it is not a conviction.

What if the police come meet you and you didnt do nothing and refuse? And ask to search your car for Drugs, nothing found.

No arrest? Not much else to do other than be careful in the future. The search may have been illegal but since nothing was found your options are...

Should first time offender plead guilty to lesser charge?

Assuming he was going 90, that is a generous offer since a conviction at that speed will result in a license suspension. That being said, if you...

Your attorney cannot settle your case without your authority. Did you give him authority for the gross amount?

There is a good chance that he's already had an appeal. Depending on when the appeal was final, it may be possible to file a petition for habeas...

Would he be facing any charges against him?

If you were 15 when you pregnant (or had sex) he can be charged with statutory rape.

Can my charges be dropped or restricted or removed?

No offense, but you don't understand the criminal justice system. You don't plead guilty to have your charges dropped. Once you plead guilty you...

How long is statue of limitations for simple assault

The statute of limitations is 2 years for a misdemeanor.

Will my first offender probation show up on background checks?

Your arrest and guilty plea will appear on your criminal history until you are discharged as a first offender.l

I was convicted of burglary in 2003. Received a state pardon from Georgia in 2013. Could I qualify for a retro first offender?

Assuming you were not offered and denied first offender when you entered your plea, then yes you would be eligible to apply for retroactive first...