How I can bring my spouse in USA while her immigration petition is waiting for priority date to become current at NVC?

The likely hood that she would be granted any non-immigrant visa is slim at this stage since she has a pending immigrant petition.

Can you maintain permanent residency if you do not spend most of the year in the U.S.?

only if you are a commuter and in some circumstance if you had a medical emergency.

How long after marring a US citizen I can leave my job(currently on H1B)and move in with him without getting out of status.

Since you are married to a USC, if you leave your job you will not considered out of status. You will receive an EAD in 90 days based on your green...

Yes you can. Simply write to the NVC and let them know that you are in US in legal status and will adjust in US. You must maintain your H-1 until...

I need an immigration attorney

Usually the consulate reject a processing if they have reasonong to believe that there is problem with the case. Hire a lawyer now. Inshaalah you...

I'd like to know if I can reopen a criminal case ( grand theft 3rd degree )

You may file a motion to reopen your criminal case. However, that does not guarantee a reversal or dismissal. Consult a criminal/immigration...

You need to send your resume and credential to an immigration attorney for a review. I don't believe you are eligible for a national waiver.

You may change status to E-1 treaty trader or E-2 investment status. You need to consult with immigration attorney. All of us do phone consultation...

Petitioning for my spouse, I have 2 years of tax return and W2 to include with support documents. Should I still fill I864EZ ?

No, you need to file I-864 and only submit the 2014 tax return.

Can the change of address negatively affect my I-131 application?After address change the status of I-131 became unavailable.

As my colleague said, a change of address would not have a negative affect on your I-131. If anything it would have a positive effect.