Should I get paid overtime/doubletime for working 7 consecutive days, even though each of the days was only 3-4 hours of work?

You only get overtime if you work more than 8 hours in a day or 40 hours in a week.

Who do I sue?

You should sue whomever you paid the security deposit and your rent to during your tenancy.

How can I enforce the payment details of my Corp-to-Corp contract?

Based on what you've posted, it sounds like you have a claim for breach of contract. However a through review of the contract, as well as a...

Assuming that you're an at will employee, this would be legal.

How do I get to dismiss a complaint filed against me by a suspended California corporation?

You can file a Motion for Summary Judgment.

In The state of California is it proper if you call ahead of time to say you will be 10 mins late to still get a write up

Assuming you are an at-will employee, it would not be unlawful. It may be retaliation or discrimination, but unless it is based on a protected...

If it can be proven the the execs of this corporation colluded in fraud, can they be held liable, separately from the corp.?

If the individuals were complicit in the fraud, you can hold them personally liable.

Can my employer terminate my employment claiming unauthorized system access at client side, when the client were fully aware ?

Assuming that you're an at will employee, this would be legal. It may not be fair, but that does not make it illegal.

Can I enforce a California judgment against a Georgia resident?

You have to register it as a foreign judgment in GA, and then can collect it there. Contact a GA attorney.

Is it useful to email myself with an idea for a business venture to establish the date I had the idea?

Ideas are not protected legally, so it is unclear if the email would do anything. The bottom line is, you should not discuss your idea with...