• Temporary Workers (H,L,P,O,E visas)
• Students (F, J,M visas)
• Visitors (B visas)

• Temporary Workers (H,L,P,O,E visas):

H-1A - Registered Professional Nurses

H-1B - "Specialty Occupation" Visa for Degree Holders (or U.S. Equivalent of Bachelor's Degree or Higher)

H-2A - Temporary Agricultural Workers

H-2B - Temporary or Seasonal Workers

H-3 - Trainees

H-4 - Accompanying Spouse and Children of H-1, H-2, and H-3 Visitors 

L - Executive, Management or Specialized Knowledge Transferees of Multi-national Companies 

O - Aliens with Extraordinary Ability in the Arts, Business, Education and Science

P - Performing Artists and Athletes

E-1 - Treaty Traders (Based on Treaty of Commerce Between U.S. and the Foreign National's Country)

E-2 - Treaty Investors (Based on Treaty of Commerce Between U.S. and the Foreign National's Country)

• Students (F, J,M visas)

F-1 - Students

F-2 - Accompanying Spouse and Children of Foreign Students

J-1 - Exchange Visitors

J-2 - Accompanying Spouse and Children of Exchange Visitors

M - Vocational Students

• Visitors (B visas)

B-1 - Temporary Business Visitors

B-2 - Temporary Visitors for Pleasure (Tourist)