if you are not in the U.S. you will not be apply for adjustment of status, I-485. But if you are, then you may.

Generally an F1 student can change to another visa category including E2 investor. If you become a citizen of a country with an investment treaty...

Your father does not need to have a passport for you to file a visa petition for him. But he will need one to be issued a visa.

The website should also indicate which version of the form to use.

There is no set investment amount. Your issues more likely will be whether you are an intending immigrant, and whether you are an investor or is...

One is not required to maintain lawful, nonimmigrant status, to qualify for adjustment of status based on marriage to a U.S. citizen.

You can check the processing times online at www.uscis.gov.

There is no requirement for you to be with your wife when she applies for a visa.

They might agree to give you a new visa, but why would you do such a thing?

Contact NCLEX and ask them if they will let you take the test. Taking the test will not violate your DACA status.