I am from India and need to apply for EB-2 National Interest Waivers Visa . Please let me know what is criteria/procees time

This is too broad of a question. You can find resources for your question in other websites.

Does EAD renewal (from pending I-485) require unexpired passport?

No I don't believe it requires an unexpired passport. Check the instructions for what is required: http://www.uscis.gov/i-765

I applied for I130 for my husband, i am a USC, I130 was approved but he does not qualify for adjusting status. what can we do?

This is why you have to consult an immigration attorney from the beginning. It probably would have been better not to apply. Take your case to an...

Can I sponsor for my wife to stay in the USA, but I found guilty for Penal section 496 "with intent to temporary deprive"?

Your own criminal history should not be an issue. It is best for an immigration attorney to review your wife's criminal record to confirm that it...

They usually give you instructions on what you can do. Talk to the supervisor. If that doesn't work contact the ombudsmen.

I'm L2 visa and thinking to file a divorce in CA, and want to marry with American citizen.

You can get a new work permit if you file for one with your adjustment of status. Usually the EAD is given soon after biometrics are taken.

No work permit is allowed under pending i290b.

I 130 case transferred

Because they are so busy, they are sending files to other offices for processing. There is no way to know how much longer it will take or if they...

Do I disrupt my continuous residence by short stays (2-3 weeks )in US with trips less than 180 days in the first 3 years ?

You should have an attorney review the exact dates of your travel history. You are likely OK, but an attorney review would be required for...

I just send I 751 and it as incomplete

Send a follow up letter with the info or call the USCIS number on the receipt to give them the info over the phone.