How can i take legal action if im being unfairly treated?

Unfortunately, there is no legal claim that can be pursued due to what seems like their ineptitude in processing your transfer. You may, however,...

Am I able to apply for unemployment without any future repercussions or getting in trouble with USCISwhen applying for residency

I don't see why not, but it would probably make the most sense to contact them and inquire if there would be any consequence to you doing so.

Purchase a firearm?

This link should be helpful for you in figuring out the legal requirements/prohibitions in your...

Can I get fired ?

I don't see why that would warrant termination, if you had no role or involvement in their criminal action.

How can I get a work schedule back for 3 years I’ve been working that the took away from me that I want back?

There is no legal mechanism by which you can force an employer to work you on a particular shift that you like, absent (possibly) some medical need.

If you believe there is gender discrimination at play here, you should definitely speak to a local employment attorney.

What can I do if my boss refuses to provide a notarized letter verifying my employment due to cash payments?

I don't know that there is a legal requirement for them to provide you that which you are seeking, unfortunately.

Do I have to pay a civil demand ? What happens if I don’t pay it ?

It is hard for someone to say you should ignore the letter, but the letter does not create a legal obligation that you pay. If you do not, they...

Does it appear that I may have a case? I’ve heard emphatically yes and I’ve heard no.

More information would be needed. If the worksite was in LA, you probably want to consult with a California attorney.

You cannot have your pay withheld for time you work simply because you did not give them two weeks notice.