If you haven't been paid in full, you need to sign a Conditional on Final. Or an Unconditional on Partial for the amount you have been paid.

Should I get an attorney to represent me in an Underinsured Motorist claim?

A low-ball offer tells me that AAA isn't taking you seriously. They assume (correctly) that, as a lay person, you lack the skills and experience to...

In civil lit. against a mortgage agent and a broker, if the agent goes into hiding can I still proceed against the broker?

The law of agency is complicated enough to fill a treatise (to wit, the Restatement of the Law of Agency, Third Edition). There are circumstances...

Once again, you appear to be confused as to how this process works. You need to consult with an experienced civil litigator who can advise you as...

Yes. Anyone who is over the age of 18 and not a party to the lawsuit can serve a summons and complaint.

Can a 3 year old written contract that was notarized and has affidavits of defaults in them, still be settled in court?

You clearly do not understand how this process works. You need to consult with a lawyer who can advise you regarding your rights and obligations.

My supervisor at my work asked me to come into his office. He shut the door and said he smells alcohol on my breath?

You have not asked a question. What is it that you want to know?

Do I need an attorney

It's illegal to sell a car without a smog certificate. Demand that the seller give you your money back. If s/he refuses, file suit in small claims...

Is possible that a credit card account was assigned 3 separate times on the very same day/date?

Yes, it's possible. The most likely explanation is that the account was purchased and bundled with others before being sold.

There is no such thing as a "notary certificate of default" under California law. By my count this is the sixth question you have asked today about...