USA Permanent Resident visa, also known as a green card is an identification card attesting to the permanent resident status of an alien in the United States of America. Applicants for adjustment to permanent resident visa status are eligible to apply for a work permit while their cases are pending. You should use permanent resident visa to apply for a work permit. You do not need to apply for a work permit once you adjust to permanent resident visa status. As a lawful permanent resident visa, you should receive a permanent resident visa that will prove that you have a right to live and work in the U.S permanently.4avisa Website provides you with information and directions necessary to apply for lawful permanent residence visa (LPR). You will have the opportunity to access information regarding ways to get a permanent resident visa. A permanent residence visa gives you official immigration status (Lawful permanent resident visa) in the U.S. The Spouse of Permanent Resident visa enables lawful permanent residents of the United States to sponsor their foreign spouses and children to live and work in the US on a permanent basis. In addition, the unmarried children under 21 years of age of the spouse, and the unmarried children of the U.S lawful permanent resident and the unmarried children under 21 years of age of the lawful permanent resident’s children may apply for U.S permanent residence as well.