Do I need to submit my I-751 waiver form right after divorce or wait until it is within 3 months of my card's expiration date?

You can submit anytime once divorce is final but not later than the expiration of conditional green card.

I-130 petition

It's never quick for sibling applications. As others have said, 12 or more years is expected.

I need a asylum lawyer in Chicago.

Some judges in Chicago unfortunately stop the clock unless you agree to an expedited hearing. Hearings that are not expedited are scheduled way far...

If I withdrew my asylum application, can I apply for and get a non-immigrant visa?

It would depend on the non immigrant visa. For example you can do H-1b but will probably not get F-1.

Whats the first step to marrying A U.S citizen? (Immigration Application process)

It's a very long process and talking to an immigration attorney would be a great first step. Many attorneys offer Skype consultations if you are...

I need a immigration lawyer to help me and explain the process that it takes to get my wife her green card.

She can take advantage of an I-601a provisional waiver, but she would need to go to Mexico to get her visa after the provisional waiver is approved.

How to fill ds 160 form for the question "Have you ever been refused a U.S. Visa"?

Answer yes. That refusal is unlikely to affect the h-1b.

You can mention that you didn't get an I-94. However, the fact that you already know that you intend to file an adjustment may mean that you are...

Work on I-94?

Legal action for 10 days of employment? I doubt if you'll find it worth the time and money.

Currently my H1B extension is applied by my current employer and now i got new job offer. Shall i proceed with H1B transfer ?

You might want to ask the current employer to withdraw the extension and ask the new employer to file one right after the transfer is approved. But...