Will my H1B material review be affected by the unproven charge?

No, your H1B material review will not be affected by the unproven charge. Your immigration status, however, may be affected if you are convicted.

How long do i have to wait to become a citizen?

Generally, you may file your N-400 application, to become a U.S. citizen 90 days before your 5-year anniversary on which you became a U.S....

Is it possible to get her here in H4 and after 6-10mnts if she wishes to take up job ,H4 to H1B transfer can be done?

If she is bringing her with you, she will need a H4 visa.

Are there any risk of getting a visa denial since I have been in the country for 2.5 years without leaving?

If you properly maintained status, you should not be at risk of a visa denial.

You would need to file a separate application for your newborn son.

Can my husband submit green card applications for me, his mum and his dad concurrently? He is a US citizen.

Yes, your husband can submit green cards for all of you at the same time. Make sure that your husband meets the income requirement for Affidavit...

I do not want to attend the interview with her unless there is some sort of stay in place. What can I do?

What is the purpose of the stay in regards to your legal strategy?

L-1 through a joint venture.

Among the L-1 requirements, you must have been working in the business in your country for at least one continuous year.

Can I file another I539 while my current is still pending?

Yes, generally you may have multiple applications pending as long as they do not conflict (An example would be a non-immigrant application versus...

How can I get my landlord to stop harassing me?

You can get your landlord to stop harassing you by filing a claim in the appropriate court.