I130 petition relative for half brother

You may petition a half-brother, but it will take many years before a visa becomes available under this category.

Can a Deferred Action beneficiary apply for Adjustment of status through citizen brother after being advance paroled into US?

You would have to be maintaining lawful status at the time a visa becomes available to adjust status. If your brother files a petition now, it...

Can a Deferred Action beneficiary apply for Adjustment of status through citizen brother after being advance paroled into US?

No, but that could work for someone filing for adjustment of status based on a spousal petition.

Date and place of Admission (Filing I-130 for Spouse who is abroad)

You indicate the place where you obtained your permanent resident status.

What is the proper way to fill out I-129?

You only fill out the supplement applicable to the visa classification sought.

I was adopted by a U.S. citizen. Am I a citizen?

Probably not, but you should bring all of your documents to an attorney for a complete evaluation.

Can I work remotely on H1b visa ?

You could work remotely without any visa issues, but would not be in H-1B status.

I'm married to a US citizen if we apply for my green card on our 2 year anniversary, is it automatically a 10 year green card?

If you are coming in and out from Canada as a visitor you probably cannot apply for the green card in the US and should seek consular processing of...

Illegal reentry after expedited removal.

Your friend should consult directly with a competent immigration attorney.

Your US employer must deduct those amounts from your paycheck under Federal and State law.