In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. 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. 1970 - a new service called The Western Union Company is a financial services and communications company based in the United States. Western Union made so that the time in all of American civil services was the same.