Some doubts on W4, i am on L2 visa with valid EAD

I think this was asked a couple of days ago. The answer remains the same: discuss this with your tax person.

Is it OK to file I-130 for a spouse when the spouse is living overseas if the spouse received a tourist visa 1 month ago?

Do you mean you want to get married abroad? I don't see the tourist visa as an issue (you were lucky it was approved after such a disclosure, BTW.)...

My case is in nvc and i am moving to other country.

Agree, The NVC is easy to reach via email and telephone. Explain your situation. Yes, they will transfer to the new Consulate and you will probably...

Can one enter usa on b1/b2 visa while green card is on file?? Is it possible to change status b1/b2 to green card??

No, because her category is oversubscribed and there is a backlog of a little under 2 years. The purpose of the B-1/B-2 is not to serve as a bridge...

Is having temporary job unrelated to EB3 sponsoring company okay?

Did you receive your EAD? If so, yes generally you may work for any employer before you adjust. However, you shouldn't do anything of the kind...

Agree. Of course CIS will retrieve your prior filing, and anything you said then may be held against you now. This is going to be a tough case,...

Us citizen

No, you shouldn't face any trouble returning home to the US.

Applying E2 from pakistan

Agreed. And I don't recommend filing an E-2 without the assistance of an attorney, particularly one familiar with the consular post with...

Is a 12 month conscription service considered military service in a Visa application?

Duplicate question, which my colleagues and I already answered.

Are there ways for an LPR to become a US citizen fast? Without waiting for 5 years or 3 years (if married to a US citizen).

Join the military. https://www.uscis.gov/news/fact-sheets/naturalization-through-military-service-fact-sheet