Can I sign a contract before a business is registered?

Yes, but you are not afforded corporate protections and are risking personal liability. Talk to a competent lawyer before engaging/signing this...

How can I handle this ?

This can get real complicated, real fast. You should definitely seek the assistance of a competent attorney. Good luck!

In the state of Texas is a new vehicle contract binding if I never took possession of the vehicle?

It varies. You should engage in direct talks with the dealer. As always, you should seek a competent attorney to assist. All the best.

Bank made mistake release the lean on my car and send pay off letter now wants it back

Unfortunately, a mistake does not result in entitlement. Good luck!

Please elaborate on the reasons for the block, so we may assist you with a 'go-forward' model.

Are all past three years Tax Transcripts, Account Transcript, Record of Account Transcript and Wage & Income Transcript forms

Hard to answer based on above. Please clarify your question. Thanks!

Starting a business and one partner is an attorney. Can they appear in court on behalf of the LLC?

Yes they can. Good luck with your business.

Very very slippery slope! You MUST hire an experience attorney that fully understands the securities reg's/industry. This is a complicated arena...

I have a C Corporation in VA and am 51% owner with a 49% co owner that disappeared about 2 1/2 years ago. He now wants money?

There is no simple answer here, your best bet is to hire an attorney to diligently review your formation documents. All the best!

I am providing a service for which the cost is equal to the corporate tax the business would have paid, it is pitched as a free

What you are proposing may very well end up being wholly inappropriate and potentially illegal. I would strongly urge you to seek legal/tax advice...