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 has implemented the world's first telegraph money order. After a century money transfers have become a major source of income for Western Union. Western Union for more than 130 years provides money transfer services to its customers.