P1 visa is for an individual going to U.S. to participate in activities such as an athletic competition, athletic season, tournament, tour, exhibit, project, entertainment event or engagement. Such activities may include short vacations, promotional appearance for petitioning employer relating to competition, even or performance. P1 visa holders can work for multiple employers. However, each employer must file a separate petition. Support personal can also get P1 Visa. There are other sub-categories such as P-1S, P-2, and P-3.