What's the time that can go by , I'm i still in title to hire a lawyer since it's been 4 years

Unfortunately, the statute of limitations for a wrongful termination lawsuit would be expired now, if you were fired in 2011. The statute is...

Can I obtain the funds after I the seller signed the contract before the bank appraisal?

It is unclear what you mean by obtain. However, typically, the funds will stay in escrow until escrow is closed or cancelled.

Is pre-trial discovery of financial statements of corporate and individual defendants (e.g. DPDs) permissible?

Yes, it is possible for you to request both. However, be prepared for a discovery fight as the defendants will likely object on privacy grounds...

Question about filing/serving notice of default judgment

Once the defendant is in default, you don't need to serve anything upon them.

How to value a franchise?

It's difficult to advise without knowing more. However, you'll need a corporation or LLC, trademark protection, various licenses and permits,...

Is this legal or illegal?

Assuming that you are an at-will employee, there is nothing illegal about this.

Yes, this is perfectly legal for an employer to ask of an employee.

Can I sue an unlicensed contractor after filing a complaint with California Contractors State License board?

Yes, you can both file a complaint and file a lawsuit against the unlicensed contractor.

Should I file a lawsuit against the sheriff department? Who to contact? What steps should I take?

Likely not, but you may be able to sue the MTA here.

Can I sue for harassment of 5 years

Without knowing more, it's hard to say whether or not you have a claim here. A full consultation would be necessary to properly advise you.