Visitor visa to us is temporarily for business (B1), or for pleasure/ tourism/medical treatment (B2).
Visitor for Business” visa, allows a candidate to enter the USA for a typical maximum duration of 6 months; however in most cases the total validity period of the B1 visa period is anywhere from 1 to 10 years during [...]

An F1 visa is used by foreign nationals who are entering the U.S. to attend an established institution of learning or other recognized place of study in the United States. Candidates may study in the USA with an F-1 if they are embarking upon academic courses of study at the primary, secondary, or university level. [...]

A letter from your physician stating the diagnosis of your conditions and the nature of treatment you [...]

Visitor Visas

If you desire to enter the United States for tourism, business, or [...]

In the case of a scientist, businessman and athlete evidence for international recognition, award, membership in a group or committee, presentation of articles and critical roles in organizations.
In the case of an artist and an individual who is exceptional in motion pictures or TV industry, evidence for nomination/receipt of award, exceptional performance, national/international recognitions, media [...]

Many international students dream of a better future by obtaining a degree in higher education in the United States.An M-1 visa is for applicants whose primary purpose of travel to the United States is to study in a vocational program.
Documents are required in order to apply for an M-1 [...]

The following classes of individuals may be classified as B-2 Visa visitors under the following special circumstances.

Fiance of U.S. Citizens or Lawful Permanent Residents.

Generally, an individual may come to the United States to marry a U.S. citizen under the K-1 non immigrant visa classification. A B-2 visa may also be issued to an [...]

H-3 Temporary Trainee Visas are for foreign nationals who wish to come to the U.S. for on-the-job training provided by a company in the United States. H-3 Temporary Trainee Visa holders are allowed to work only for the company that is providing the training and employment should only play a minor role in the program. [...]

This type of visa is suitable for

people of Extraordinary ability
Outstanding researcher and profession
Multinational executive / manager
I. EB-1 (A) People of Extraordinary ability are those whose outstanding achievements and success in the fields of Art, Science, Education, Business or Athletic have received sustained national or international acclaim who apply to come to the U.S.to [...]

Temporary or Seasonal Agricultural Visa
The H-2A temporary or seasonal agricultural (farming) visa is a non-immigrant visa which allows nationals to enter into the U.S. to perform agricultural labor or services of a temporary nature when American workers are not available.
Requirements for H-2A Visa Applicant

Applicant must have a valid job offer from a U.S. Employer [...]