How/when do I sue for breach of contract?

Please see Ross Hart's answer. Contact your lawyer.

How much would it cost me for contract like disclaimer and delegation?

Difficult to price a Form Contract without more information, expect to pay at least $1200 for a good business attorney to assist. It may some day...

You are contemplating a fairly sophisticated arrangement involving at least 2 areas of the law that come to mind immediately. There are many...

Need to establish business branch office in US - Not a resident

As my colleague said, there are a number of additional pieces of information. Your Visa status long term immigration goal/options are primary among...

How I can be part of the deal.

My colleague is correct. Hire an experienced business attorney to structure a transaction correctly.

Business partnership- After agreement signed different realities revealed.What options we can have?

A preliminary question: What does the purchase agreement say regarding the representations of the seller? That document will determine most of ...

DBA formation and technicalities (subsidiary)

The list of issues you raise in your post and the myriad of potential issues is far to great to answer on AVVO. It sounds like your business is...

LLC - Operating Agreement and Debt Clause

Great question, which will require many additional questions to answer properly. This sounds like a high risk investment that you should have...

Are there any laws in va pertaining to business situations as this ? who owns what?

As already stated, fairly common. Get an attorney and speak with your immediate family about our goals. Clients arrive often with this issue and...

How to form a new LLC: owned and formed by the existing LLC (not the individual)

"Is there any (or other) particular way to do so?" Answer: Yes the correct way. This is a complex structure and it's like doing surgery on...