I do not know what fee you are talking about. You will first need to become a citizen before you can apply for her. If her overstay has been less...

Adjustment of Status from Visitor Visa to Permanent Residence

Yes you can petition for them but they would need to remain in valid status while the green card is pending,

Why does my wife need i485 interview if she's appliyng through work?

It sounds like USCIS is requesting an interview for your green card application. It also has discretion to interview employment based applicants.

What do I write for my current status (number 15) in the form I-765?

Yes I also agree with my colleague. You should enter the dates of your OPT and supply corroborating documentation.

I need to know If I can add/change a new sponsor for form i864 ?

I agree with my colleagues. It is fine for you to have a new sponsor. Just be sure that in addition to the 2016 taxes and W-2 they submit proof of...

Immigrant visa filed before J-1

I agree with my colleagues. You will have to be abroad for 2 years so May of 2020 unless you can obtain a J1 waiver.

Should I leave the question blank?

It appears that ABR would be the appropriate response if you are in Argentina.

I agree with my colleagues. The bar for national waiver green card is very high. It would be best to meet with an immigration attorney to review...

N-400 or N-600 Application? What route to take?

With all of the missing information for the N-600, the N-400 definitely seems the best route for him. It is a good idea to have an attorney review...

Visitors visa for parents

The facts you presented make it a difficult case for your parents to be approved for visitor's visas. The best thing to do to improve their chances...