My truck was searched after i refused consent. An ounce of meth was found. cop lied on police report said i gave consent?

Get a good lawyer. Then you'll have to convince the judge you didn't actually consent. Good luck with this.

Can I reopen a misdemeanor case from 2000 that has affected my employment options ?

No, you cannot "reopen" it 19 years later, but you could file a PC1203.4 Petition for Dismissal--often erroneously called an "expungement."

No. You have to complete the DMV required class to get your license.

Does a person have a right and/or duty to arraign - by way of a citizen's arrest - anyone who is defrauding the public?

Private citizens can not prosecute anybody nor do they have any duty to report in this convoluted situation.

Not much you can do. You’ll never be licensed until you complete the class. If the judge gets frustrated enough, you could go to jail, but that...

I bought a gun on the street and put it in my ex boyfriends car because I got mad at him long story short he got cought

You may not be able to undo the mess you created. If he knew about the gun, he's still in possession of it and thus guilty.

If 995 motion is denied....

Once the 995 is denied, the next step is trial. The attorney may file a variety of motions to be litigated in the trial department, but it's time...

You should first contact the attorney who handled your case.

How can I find out if my nephew's car was repossessed for mistaken identity?

Assuming your nephew is an adult, none of this is your business.

If video is the only witness against you how can it be used in court if you cannot cross examine it because it can’t answer?

The video speaks for itself and is considered non-testimonial. You can cross-examine on how the video is captured and maintained--essentially...