My husband lost his job, he was on O1 visa.our grace period ends on May 22, is I 539 an option for us if yes can we do it online

You can not file the I-539 online, you need to mail it in. With the amount of time it's taking for them to look at change of status requests,...

I'm a green card .can i apply for my fiancé ? If yes how much money?

You can only sponsor a spouse as a Permanent Resident. As a US Citizen you can sponsor a fiancé. There is also a 2+ year backlog on spouses of...

Can Children in K2 visa leave US while in the process of adjusting status?

If you leave the US without advance parole while your adjustment of status is pending, you abandon your application.

What to do if my husband is being held by immigration after being arrested?

Yes you should find an immigration lawyer who specializes in removal defense / immigration court issues in your area. A good place to look is AILA...

I'll be filing a marriage to usc based aos soon,Can I change jobs(that might violate stem opt rules)on my current opt extension?

It would violate the terms of your stem OPT, it would not affect your ability to get a green card based on marriage though.

What i can do?

I think what you're looking for is a divorce attorney, as there is nothing an immigration lawyer can do for you.

How long does it typically take for an AOS (i485 & i130) to be processed in New York? [Nov 2017 Filer]

Unfortunately, a year and a half is not unusual anymore. I'd say you have a couple more months to go.

This is way too complicated a question for this forum, I do not normally post this but you should retain an attorney. The best place to get an E2...

I have visa O1 and i got i130 form approved. But didnt fill i485 yet. Can i travel out of usa to my home country?

As long as your O1 is valid and visa is current, you are good to go. O-1 is dual intent. Further, as explained in 9 FAM 402.13-5(B) above, “dual...

Us is form I 765?

Try asking Chuck for help https://www.schumer.senate.gov/services/help/visas Other than that, not much can be done.