I need to get felony charges expunged, the charges were 17 years ago. I have no money for a lawyer.

In pennsylvania, felony charges cannot be expunged after a conviction. A pardon might happen but that is very long shot.

I was caught for retail theft in how do I know if I am going to court?

You may receive court documents in the mail. The preliminary arraignment will be scheduled followed by a preliminary hearing if the retail theft is...

Does a Supreme court ruling / decision on law set precedent in lower courts within state.

Yes.

302 records expunged

Consult with an attorney about this. Your attorney will explain the process to you. Attorneys charge different rates, so call around and ask.

I was charged with a bunch of thieft felonys,Burglary,Theft by unlawful taking,rsp,Criminal trespass,Theft by deception,

These are serious charges. You need counsel. The only way out of these charges is to go to trial.

Selected as the best answer

From the facts you presented, it does not sound like you were 302d. You would not have been able to leave hospital by checking yourself out.

Will I be able to go home if my wife wants me home after preliminary hearing if I go for a plea bargain

If you are currently out of custody, the only thing that will have you detained is a violation of your bail piece. Thevdistrict attorney will speak...

First Offense Retail Theft of under $60. I know will be treated as Summary offense with fine of 100-250.

You need to speak with an attorney and explain the evidence the Commonwealth has against you to best decide with your course of action. Attorneys...

How long can you be held for missing four days of community service while on house arrest?

Address this question to your attorney who will be in the best position to answer.

I have a few misdemeanor 3s from about 20 years ago. Can I get those expunged and what is the cost of doing so?

The other commentators are correct. Only summary offenses can get expunged, no misdemeanors or felonies can get expunged.