Why my status show document was mailed to me i applied for renewal of work permit ?

Your work permit was likely mailed to you if that is the change of status online.

I have a green card in U.S. I just renew my green card, But I want to stay in Vietnam for two years?

Yes you should apply for a reentry permit given the length of anticipated time outside of the US

How should I deal with divorce petition during conditional green card phase?

You may file a waiver for the joint filing requirement based on the divorce and the good faith marriage. Consult with an attorney for guidance.

If I-751 is denied. Can I appeal or file a motion? Will a NTA be issued with the denial?

It is best to consult with an attorney for a full review of your case to determine if MTR is worthwhile or filing a new petition.

I am green card holder can I apply for citizenship

It is best to consult with an attorney for a review of your criminal history before filing any application.

Can l adjust my status without going back to my country for consular process if my husband is green card holder

No you would not be able to adjust status as you have not maintained a legal status until the visa becomes available.

Filed joint I-751. Wish to withdraw and submit evidence against spouse. Will USCIS accept audio?

Yes you should withdraw the petition and can submit evidence of your allegation.

My ex not providing my USCIS mails / Notices, who the attorney she hired, other info about our immigration history?

No you do not have any rights to any petitions she has filed.

Selected as the best answer

What name should I write for my mother?

A review of all documents should be made before providing advice re: how to complete application.

What should I do or expect ?

First thing to do is speak to your retained lawyer not lawyers on a general forum who know nothing about your case. Good luck.