So my question is can she serve a sentence for a charge never convicted of and a deal that was never signed?

Sounds like your friend has taken a deal and has been sentenced already. If that's the case there's nothing she can do at this point.

Which statement will be used in court? Or will they not use her statements at all?

Prosecutors will put the statement in which she originally gave that helps with trying to convict the person. Then the defense attorney can...

Unethical?

That is certainly unethical. You could report the attorney, however I don't see how that's going to help you in anyway.

Trial without the victim

If the prosecutors do not feel they have enough evidence without the victim, they will likely dismiss the case. However if the prosecutors feel...

What is going to happen from here?

Your question is a bit confusing. However if you have a notice to appear in court then you have a pending case against you. You will be given an...

Can he be charged with possession of a weapon even if it was not on him? And he was trying to save a life?

If the gun is in his apartment then there's an argument that he has constructive possession of it. If this argument was successful it would be...

With a 5K one letter from the prosecutor does help me avoid the mandatory minimum and would I fall into the federal sentguidelin

The prosecutor would actually have to make a motion to go below the 10 year minimum. This is definitely something you should be asking your...

Could I get arrested or something?

You could get arrested. All the police would have to do is go to Facebook and they will be able to track back to your IP address. Someone will have...

You can either call the police or the person's probation officer to report any criminal activity. Whether they will actually do something about it...

Can I be violated for going in to a recovery house setting and also moving to another county in state I've only been out a month

You have to coordinate everything through your probation officer. If your probation officer or the court permits what you want to do then you're...