Expired F-1 visa getting married

You need to file Form I-485 Adjustment of Status application.

Can i apply for a volunteer visa?

There is no such thing as a volunteer visa.

Is there a statute of limitations for finding of green card abandonment?

If you were readmitted, you should be fine. But be careful traveling abroad for more than 6 months at a time.

It's only domestic so you should be ok but you need to resolve your visa situation. Consult with an immigration attorney.

There is no filing fee required for this type of application.

Can immigration still permanently bar me even if I was never convicted for illegal reentry?

The charge was NOT dismissed if you went to jail. You are confused as to the meaning of the term "dismissed." If you tried to reenter after...

Regarding Affidavit of support, Is it possible to sponsor an immigrant only by showing an ownership of one or two properties ?..

Yes, assets can qualify, per the formula, as long as they can be liquidated within one year.

Student visa (f1) while immigration petition in process.

Absolutely, as long as you comply with the requirements for getting an F-1 visa (support, tuition, etc.) and are not subject to any of the grounds...

Can an employer give a PO Box during PERM Process (advertisement)?

Yes, but make sure you follow the requirements in the law, which are very specific.

Employment Authorization Document

It depends on where you first filed you asylum application. If you filed with USCIS (offensive asylum), USCIS calculates the 18-day asylum EAD...