The best advice I can give you is to retain an attorney who is experienced in Federal court jurisdiction but to give you an answer the statute is...

Do I need an attny now?

Yes you should obtain an attorney as early as possible.

I am filing a petition for nondisclosure in Texas for pos marij <2oz., but I can't find the statue that applies

Consult with an attorney in your county in Texas.

If 5 people is charged with the same felonys would you need to get a personal lawyer or a court appointed lawyer

Either one is fine. The important thing is that you get a lawyer.

Can I file my own petition for expungement of a dismissed underage drinking ticket?

Of course you can but your petition has to comply with the law.

I am currently on community corrections and they are not allowing me to take prescription SuBoxone I am about to get violated

That is not surprising as prison don't usually permit inmates to take any kind of drugs.

If are successful in obtaining a pardon then you will have a clear record and your gun privileges should be restored.

Can a passenger on a Quad receive a ticket in NYC if driven on public roads?

A passenger cannot be given a ticket for operation.

Is Cannabis a controlled substance in Illinois?

It probably is but consult with an Ill. Attorney to make sure.

Can I receive first offenders for my armed robbery charge?

You obviously need the representation of a criminal defense attorney.