Will unpaid vacation affect green card application?

Might be an issue. Consult with an attorney who is processing your paperwork.

Could I have a problem to get my permanent resident if me and my wife did our taxes separate?

Yes, you will have a problem. Consult with a tax professional as to how to amend your taxes to have a joint tax return.

You should be able to "transfer" your visa to a new passport. Contact the US consulate.

Should I send the missing document to the embassy of Abudhabi before administrative processing finish and they call me?

Do it as soon as possible. AP may take years.

H1B RFE not responded..Impact on New H1B transfer?

If there was no response to the RFE, the underlying petition will be denied. As for the rest of your questions: you either need to meet with a...

When and where the US immigration is generally held? Will NVC prefer my choice?

If you would like to apply for adjustment of status, rather than visa abroad, you need to let USCIS know about it ASAP. Hire an attorney who will...

My husband filed for a divorce two years ago.It will be two yrs in two weeks.If divorce gets finalized, I will not be able

If you are married to a US citizen, and have a temporary resident status, even after divorce you will be able to get your green card. If you are...

How long do I need to wait to apply for I-485 under EB2?

Only your lawyer would know for sure that needs to be done. As a general rules, as soon as the priority date becomes current, one can apply for...

Hi, I'm now applying for J1 visa. If I get married while on process, can my fiancee apply for J2 visa? He is now in US

He will be able to apply for a J2 visa or J2 status once he is your dependent (you are legally married) and you actually hold the J11 status.

Can my husband get his bond reinstated?

You need to consult with an attorney to discuss the situation. Failing a drug test is not a good thing; also I am not sure if it is an Immigration...