U.S. Department of State,
Official site of the United States Department of State.
U.S. Embassies,
Official site of United States embassies and consular posts around the world.
U.S. visas overview,
General information about United States visas.
Social Security Administration,
Official site of the United States Social Security Administration.

Internal Revenue Service,
Information about filing your tax return.
HRC International,
HTP’s partner organization HRC International is one of the world’s leading training and development organizations.
HRC Culinary Academy,
HRC Culinary Academy is a new, state-of-the-art culinary school located in Bulgaria. The two-year program focuses heavily on hands-on training and prepares students for careers in the international culinary industry.