I agree with my colleagues. Contact the foreign student advisor and the school's immigration attorney for assistance.

Apply Green card for parents while I am also on Green Card

I agree with my colleagues. You must naturalize first.

Can my brother, who will be a US citizen next month sponsor Green Card for me(his brother) ?

I agree with my colleague. He can apply for you and it will take years before it is usable. It has no impact on your pending PERM or H1B.

Will my fiancé's legal status be affected by any means if we get married, when I apply for a citizenship? His visa has expired.

Contact a US immigration attorney for assistance. You should only marry because you want to be married, not for green card purposes, and the...

Am I eligible to stay in the USA if my visa sponsor cannot guarantee employment for me anymore, after my EB21 visa was issued?

I agree with my colleagues. Contact your company US immigration attorney to discuss the details of your situation.

Marriage-based Green card process

I agree with my colleagues. Contact a US immigration attorney to review the specifics of your case.

I485 denied

Contact a US immigration attorney to determine the specifics of your denial, your status for the last 8 years, your eligibility for an I-485, and...

Resident

I agree with my colleague. Contact a US immigration attorney to review the details of the parent's fraud case to see if will affect dependents.

I am on H1b and got my I140 approved with employer X. I moved o employer Y and would like to apply for H4 EAD , so whats process

Contact your US immigration attorney for assistance with filing for the EAD for your dependent.

Asylum

Contact your US immigration attorney - it depends on the country and your EOIR history (what exactly the IJ decided).