In the Western Union in the 30s of the 20th century worked 14 thousand couriers delivering telegrams. 1998 - the number of points of money transfers worldwide reached 50,000. The network of money transfers of Western Union is the world's largest. 1980 - for the first time in the history of Western Union revenues from money transfers exceeded the income from the telegraph service. In the early 60s Western Union has put into operation transcontinental microwave system of data transmission via radio waves, completely replacing the web of telegraph poles and wires. Payment systems are one of basic elements of infrastructure of e-commerce. In October 1871 the company Western Union began to provide money transfer services, drawing on its own extensive telegraph network.