Can i reply to my i485 rfe on my own? Do i still have to send it via the company lawyer?

You could, but it may be best to keep the attorney apprised of what is going on.

What is considered tea for EB-5?

The State of Massachusetts labor department should have that information availalble.

Do I need I864A?

The complete instructions to filing form I-864A are available at www.uscis.gov.

Can I entered Canada while undergoing deferred disposition?

You may be inadmissible to Canada. Consult with a Canadian immigration attorney.

Yes, the State court would have jurisdiction to determine custody rights.

Does marriage to a LPR just one month after F1 visa obtained jeopardize chances of Petition for I-130?

I think you would have a problem filing for adjustment of status due to preconceived intent, but an immigrant visa may still be viable, when the...

H1b issue

This is a very complicated question that would best be addressed to your sponsor's immigration attorney.

I94 number has changed, why?

You may want to consult with an immigration attorney or visit the USCBP where you reside to have the matter corrected.

I have a Green Card through marriage to my new wife. (Just over 2 years ago. My Ex wife also has one. We have 2 children.

You need to file applications for green cards for the children. They do not happen "automatically." Consult with an immigration attorney to...

Is there a way that I can apply for work permit off of the petition made by my brother?

No, the work permit comes as an a benefit incidental to a pending adjustment of status application.