I think it's not typical unless you're ordered to do drug testing, not just alcohol testing. But most DUI probation orders prohibit abuse of...

Sometimes, it depends upon the situation, I would need more details .

Can a person who press charges against someone also was doing something illegal.......

No, the courtroom bailiff isn't going to arrest him for selling drugs, that investigation flew the coop a long time ago.

Of course, what's wrong with killing two birds with one stone?

Is this justifiable?

Obviously the cops will have a different story but you should call the justice dept to investigate this.

Does a partner's deception about his identity and past negate consent to sex?

No, that would be a very stupid theory.

While I've seen people served with tickets by mail, that was after a police encounter. This is very unlikely.

Can people say anything they want in any manner just b/c of free speech? Is there a limit?

Call the police, this may be many crimes like disorderly conduct.

Bias false police accident report in D.C against Afro American involved with a white driver . Can I sue the officer ?

You may need an insurance lawyer, please repost this in that section.

I have been asked to stop by ay County Court Commissioner Office before court even scheduled. What is the purpose can be?

Usually to advise you of your rights so that when you go to court they'll expect you to either have a lawyer or be ready without one. I'd need more...