It looks like you have a fair grasp of what you are doing. Check out www.aila.org to find an immigration attorney near you.

I came here with B2 visa and want to apply for visa O based on my artist performance in my home country.

I agree that you should seek the help of a lawyer. Under these facts, you need to file another extension of status no matter what you do if you...

Filed i130 and i485 but immigration status terminated, how should I proceed?

You should go see an immigration lawyer. Check out the local immigration non-profits and law school clinics if you cannot afford a private attorney.

How long does my wife have to wait to come back to the US after her 6 months?

It is always possible to extend and/or change status. She could also self-petition and adjust status, claim asylum, or stay here through many other...

How would this affect my application for Naturalization?

Assuming the facts you provided, you probably have nothing to worry about. However, the true facts are rarely this uncomplicated. The USCIS officer...

Two suggestions: 1) obtain an immigration/asylum lawyer to assist you with this process and with you asylum application generally; and 2) send a...

The E1 & E2 visas are about to expire. Can we apply for a different work visa?

You need to provide more information. Is he working in the same industry through the same entity that "has closed?" By the way, it is always...

What do I do after the 10 year bar is over after deportation?

I suggest you contact an immigration lawyer. You do not want to mess this process up.

Sponsorship for voulenteer departure ?

Your case sounds complicated. You will need to contact an immigration lawyer for a good answer. First step would be to obtain your complete...

Becoming a US citizen after petti theft charge?

The answer to your question depends. Have you had any conduct that was criminal but did not result in a conviction after that conviction for...