What is better way to request a partner to live in the US sooner? Petition for spouse or requesting a fiance? Im a US citizen.

Fiance visas may be somewhat faster, but are also more costly. Speak with an attorney for more details.

If there's a kid about 3 to 4 years old with no medical conditions, do I need to take blood pressure if she needs anesthesia?

This is a law/immigration site, it seems that you have a medical question. You should contact a physician.

My wife withholding her documents for AOS and also threatening to divorce me

You could have filed for adjustment even based on marriage to an LPR in August and September, had you maintained valid nonimmigrant status. You...

If I am a U.S. citizen & my mother is an illegal living in the states with no green card, can I make her a resident or citizen?

You can file a visa petition for her at age 21, and she can file simultaneously for adjustment of status.

Physical Presence calcuation

It is recalculated at the time of the interview.

My wife has EAD through my EB3 GC application. She has been working for last 5 years in USA. Can she file a EB2 GC application?

If she has a higher position requirement a masters degree, perhaps.

I-130

3 - 6 months.

If you can convince Customs and Border Protection that your trip is temporary and your wife is not in fact moving to the U.S., then yes. They have...

Can I fly from Phoenix, AZ to Tennessee with a Mexican Passport?

Deferred action means you are not supposed to be deported. So there should be no danger in flying within the U.S.

If you have a business registered under your name..... Does will affect my I-130 application?

Unauthorized employment is not a bar to adjustment of status, based on marriage to a U.S. citizen. It should have no impact at all on an I-130...