What should I do I expect? Ticket in the mail? If so will it be very expressive?

Yes most tickets can be issued up to 30 days later a few even longer. Will you get one is anyone's guess.

How long does a person usually stay in jail for due to a warrant of unpaid fines?

Unfortunately this is not a question that can be answered without more information it could be a few days or even a few months, it all depends on...

How many points is a 15 mile over the speed limit on PA Turnpike if I have a NJ license?

It comes to NJ MVC as 2 points but your insurance may charge for more, I suggest hiring a PA lawyer and fight the ticket.

First you must understand just like in a murder case where you get charged the cop did not witness the murder it's the same with a careless driving...

Generally no you only go to jail after your trial or sentencing hearing unless you violate pre trial release.

Is there any way that I can ask to remove ticket from my records in dmv?

Unfortunately only false information can be removed.

What will happen when I go to court

it's not going to be pretty based on the facts of the case given. I suggest that you hire a lawyer as much more information would be needed to be...

How?

if you think you're going to get arrested then immediately hire a lawyer if you think they're going to question you do not talk to the police until...

Can I avoid a loss of license or what can I work out possibly? Community service + fine + drug tests but no loss of license?

If you cannot afford a private attorney you may qualify for the public defender. In general you must make at or less than 150% of the poverty...

How does my case look and how likely am I to avoid a loss of license?

A good lawyer at the very least should be able to save your license, everything else will depend on the facts of your case which more information...