Where and whom do I get help?

The law office at the prison should be able to provide him with some information or at least point him in the right direction.

Can someone be charged in 3 ways for the same crime?

Yes he can and its legal. He needs to consult with a criminal lawyer for advice.

How is it that I was assaulted at my resident the person who assaulted me never went to jail why is that

We can't know why. Its not clear if you contacted the police to file a report. If not, you should call them. They will advise.

What will happen if I fail drug test for cocain while on monitoring

Can't make an accurate prediction on what will happen, but you are certainly facing a violation and jail time. You need to contact your lawyer...

This is an immigration related question......changing question category to get answers from lawyers in that field.

Green card holder want to apply for her children?

Moving question to immigration category to get answers.

How should i file i-751 if i never got a green card?

Re-directing question to immigration category for answers.

Can I sponsor my husband for a green card even if I don't have a domicile in the United States currently ?

Moving question to immigration category for answers.

What are my best options to get my PCS felony charges dropped?

Appears you are already taking the best course of action by looking for a criminal lawyer. Make some calls to a few law firms so they can review...

How do I get the Valid for work only with dhs authorization?

Re-directing question over to immigration category for answers.