A Permanent Resident Card (commonly referred to as “green card”) is the evidence of your status as a lawful permanent resident with a right to live and work permanently in the United States.
A Permanent Resident Card is valid for a period of ten years and can be renewed provided that the alien did not commit any serious crimes in the past.
A reentry permit is a travel document that allows a permanent or conditional resident to return to the United States despite a long period of absence of up to two years – depending on the validity of the reentry permit.
Naturalization is the process by which U.S. citizenship is conferred upon a foreign citizen or national after he or she fulfills the requirements established by Congress in the Immigration and Nationality Act (INA).