If he does not have work that meets the student branch. They will open their own businesses and to work in other departments that are not involved with the study, such as departments, individual documents.
If he does not work in the field of study. He would open a business of his own. And also work in other departments. Unrelated to the study, such as human resources and documents.
If he doesn't work that meets the major students. He will open his own business, and also work in other departments that do not involve learning, such as the personnel department. The paperwork.