Adjustment of Status (AOS) is a process in the U.S. for an immigrant to become a permanent resident without leaving the country.

The term alien refers to an individual who is not a national or citizen of the country, such as foreign nationals and legal/undocumented visitors of a nation. The word is often used in U.S. immigration law to refer to non-citizens. The term has negative connotations and is being replaced by terms like “noncitizen” or “foreign national.” An alien can be classified as a resident or nonresident alien, depending on the length of stay and other factors.

An Appeal Letter is a formal way to ask for the review of a denied visa application, providing arguments and additional information to overturn the decision.

Asylum is protection granted by a nation to individuals fleeing danger or persecution in their home countries, ensuring their safety.

Background checks involve evaluating an individual's criminal, financial, and employment history to ensure their reliability and safety.

Bilateral ties include agreements between two countries, like visa-free trips for tourists, for secure and accurate traveler identification.

Biometrics like fingerprints or retina/iris/facial scans, allow for highly secure, fast, and accurate traveler identification.

Bona fide describes valid and genuine relationships and intent, and may be a status in visa law to prove the genuineness of people, families, or goods.

Border control refers to all laws and regulations enforced at entry and exit points to a nation, regulating the movement of people, animals, and goods. It includes the verification of travel documents and security checks and legal transportation of goods.

A business visa is issued to people traveling abroad for work or business-related purposes.

Citizenship signifies legal belonging to a specific country, entitling one to civil rights, voting, and in some cases, healthcare, social protections, travel access or consular services.

A consent letter is a written approval from a parent/guardian or legal representative for a minor to travel or undertake actions on a parent’s behalf.

A diplomatic official representing a country’s interests abroad, responsible for issuing consular services and visas and issuing travel bans to foreign nationals.

Consular processing is the procedure through which non-citizens receive a visa or green card from embassies, consulates, or consular sections, especially for Consul.

A consulate is the office or official who serves the process of international forms: diplomatic relations, especially for Consul.

A visa that allows for formalized, scheduled programs for cultural, educational, or work exchanges between two countries.

A required form for travelers, declaring goods for customs clearance and regulation at borders or entry points.