In the Western Union in the 30s of the 20th century worked 14 thousand couriers delivering telegrams. Payment systems are one of basic elements of infrastructure of e-commerce. In October 1871 the company has implemented the world's first telegraph money order. After a century money transfers have become a major source of income for Western Union. In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission.