I found a tooth in a package of smokey links at meijers

Essential to a products liability case is the element of damages. Technically, you could have a winning case but there are no damages, absent facts...

Yes. Dress properly for court and be deferential to the court.

After 25 years i had my criminal record expunged i have seen my name and offenses listed on online criminal background checks .

Despite your dearth of facts, it probably could be done. Contact a good criminal attorney.

I’m pregnant and I was put in a PIP program in which they used harsh and untrue statements. I don’t feel comfortable signing it.

Review it with counsel. In California, you are probably an at will employee. My suggestion is that be sure of where you are landing before you jump...

Can I sue for slander or defamation of character?

NO

Can I sue for slander and malice if I am a public official?

You could...but I would not.

Do I have a case?

Not on your facts.

Can I pursue someone who is blaming me in front of my parents and people for having sexual realtionships with my boyfriend?

The short answer is no, unless what she is saying is untrue.

Can I protect myself from defamation of character from a person I have a PPO against?

It could be, but it also could be merely opinion. You might want to consult a tortd attorney with the details

How can judge look at my son and tell him that he was not around his dad enough...so therefore he will recieve less monies???

Missed the boat on this one. Please try again.