How do i know if my B2 visa is still valid or not ?

The extension application is abandoned upon departure from the US. You have to apply for a new B2 visa, unless you had multiple entry visa. ...

Hello, I would like to know if a person can attend US F1 visa interview if he/she is already having study permit visa of Canada

I don't see an issue here. If they asked you, you can always disclose it to the consulate.

Can I come back to US after I have an Australian PR if I leave the country now as a beneficiary to an applicant for asylum?

Which country is your passport from? My advice is that you should not leave the country at this time depending on what your legal status is. ...

Get joint sponsor or use intending immigrant income?

You should for sure get a joint sponsor because sponsors need to be US residents or citizens.

If you have a Canadian passport, you should apply as a Canadian citizen and you will be fine. You will disclose the Iranian passport and you are...

Am I eligible for green card adjustment even after I had an administratively closed case for over staying my visa ?

You need to consult with an experienced immigration attorney privately. This is not the type of issue that can be resolved on Avvo.

Can we (Iranian Refugees) travel abroad after biometrics even if we didn't listed on our N-400?

Yes, once you return and go to the interview, they will ask you if you have traveled any where else and you can show them your passport and...

How long does the fiance visa process takes for an Iranian national?

What you mean is a K-1 visa. No, unfortunately, at this point Iranians will be able to obtain a fiance visa until the ban is lifted.

Can my husbands income be used as financial evidence if he is the applicant?

The joint sponsor does not need to live with you but needs to be a legal resident or a U.S. Citizen.

Yes, you should put the one you entered the U.S. with. However, I would add the second one in the additional page or explain it in the cover...