If a person has a green card and has a job that requires him to be out of the US for many months in a year, what should he do?

he should obtain a reentry permit to safeguard his LPR status.

Can I own equity in a company while I am applying for a green card

Passive ownership is not prohibited.

It should be 60 days from the date you completed your studies on September 3 2014.

Is this will be the problem for me to get my Visa stamping in my home country and come back to US?

If you are listed as "applying with" her then the outcome of the application could affect your status.

Processing times I129 Form for an L1A Vista petition

It can always take more time than the average processing times USCIS lists on the site.

Can I be going through the J1 extension process when applying for an E2 or H1B visa?

Applying for an extension of J-1 status and subsequently seeking a change of status is not categorically problematic.

If you had maintained your F-1 status, you might have been eligible for a change of status to H-1B.

That is a compound question; the answer would only be YES if both parts are YES.

I've been paroled from ICE custody as an arriving alien, after submitting my I-589. When will my individual hearing be?

It can take several months for a file transfer to another district. Call 1-800-898-7180 and input your A number for status.

H1B extension and travel back to India

If your visa and the underlying petition are still valid at the time you return, the CBP can admit you to the US.