USCIS will not approve his application for adjustment of status until the case been finally disposed. A pending criminal case will be an issue. It...

Would my wife be denied entry with an approved advance parole?

It is highly unlikely your wife would be denied entry based upon the information provided. She must travel with a valid advance parole document....

Change of agent before interview

It should not cause any issue. Changing the choice of agent only means your husband would be contacted.

I-765 problems

You can contact USCIS to request a copy of the denial. You should also re-file the Form I-765, because no fee is required.

Will h1b be totally invalid if COS is not done before the h1b expiration date?

Your question is not clear. I suggest reposting it.

You should indicate K-1 if you are still within your authorized stay or applicant for adjustment of status.

Can I still submit medical letter to support my application for "reinstatement to F1 status" to USCIS submitted Nov 2015?

Yes, you may submit the letter. You need to reference the case number when sending the document. Whether it will be helpful depends upon the...

1. If she is starts working on OPT, what happens to my visa status ? 2. Can i reapply for l1 visa while on F2 in US?

1. You can apply for an F-2 visa so long as your wife complies with her F-1 status. A person on OPT is still considered to be in F-1 status. 2....

What is the process of getting a green card after immigrating to U.S? How long does it take to receive the green card

You should receive the actual green card by mail within 4-6 weeks of arrival. Contact USCIS if you do not receive your card after 6 weeks.

Does my sister now eligible as a child of F4 category applicant's ?? Will NVC accept her & give her USA visa ??

Your sister would only be able to immigrate with your mother if she is still under 21. The CSPA is no longer applicable to the F4 category. Once...