When my mother's priority date becomes current/available (probably in 2020), can I also immigrate with her with CSPA advantage?

Your marriage will end your eligibility under your Mother's case as will your age. The CSPA will not help unless the I -130 was pending for 13...

Do i need a lawyer to file my paper work or just for my interview

You need an attorney to review your case to see if you should even go to the interview.

Visit to Canada while EB-2 Greencard and H4 EAD is in process

Your landed immigrant status will probably cancel your green card status. You should be conferring with your US immigration attorney rather than...

What to do when my husband(ex-husband) lied at the application for the second GC?

What did you expect would help you other than getting a lawyer? I am curious what you thought would help in this situation.

Is it possible to bring her here first and then apply for her I130.

Unfortunately that cannot be done unless she qualifies for an H or L visa and even then you have many practical problems.

My employer wants to delay filing my Adjustment of Status until further notice. Can i file the Adjustment of Status on my own?

No, you must have the job offer from the employer to file for adjustment so you need their assistance. You should discuss this with the company's...

yes it is legal. Of course if you don't spend most of your time in the US, you may lose it.

First, and most importantly, the "company's" immigration attorney represents you also. So you should contact him/her directly and tell them we...

H1B Amendment during Acquisitions.

You need to discuss this with your attorney; this is not what AVVO is for. AVVO is for people who do not have an attorney but might need one. We...

If she eventually get the divorce,is it possible for me remarry because i came in as k1 status?

You need to look at acquiring evidence of you spouse's abuse. That will be much more important and should be more efficient than trying to get...