Can I use my tax documents to support that of my spouse as an F1 student filing for a green card change of status

No, get a co-sponsor

My visa is still in administrative processing for over 2 months now? What can I do to get out of admin processing?

Not much to do but wait and occasionally inquire with the consulate.

How do I withdraw petition for AOS application?

She can just mail in a letter telling USCIS that she wishes to withdraw her I-130, and/ or not show up to the interview.

Is there a problem for an e2 dependent (age 16) to apply to adjust status within 30 days of returning to US after a vacation

There should not be a problem because E-2 is not your typical non-immigrant visa subject to strict non-immigrant intent. Plus, you can easily...

I went for a GreenCard Interview and no response since May 31, 2013

Ask your lawyer first. Second, there may be a number of reasons for the delay. Are things still ok with your wife? Is she still on board with...

I highly recommend you hire a good immigration attorney, who can advise if you even need such affidavit. Usually affidavits are provided...

Can i apply travel document if i'm I-94 holder? and can i travel abroad 6 months after my stay in usa as refugee

yes, but don't go back to the country from where you fled

Ask, but be prepared to have to do this post-interview through I-90 or citizenship

I am in US and working on H1B and my wife in USC. What forms and documents I need for GC application?

Knowing how many folks get in trouble with USCIS because of even small, innocent mistakes on the forms (which could have easily been avoided had...

Is a consular officer’s positive recommendation still a plus in the new centralized i-601 filing?

Not likely to influence USCIS decision