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. The Western Union Company is a leader in global payment services In 2007 the company made 167.7 million transactions on money transfers between individuals and 404.6 million transactions between physical and legal persons. Western Union incomes for 2007 have made $4,9 billion US dollars, and the quantity of transactions has made 572 million. In October 1871 the company Western Union began to provide money transfer services, drawing on its own extensive telegraph network. In the summer of 1990 top managers of the Western Union Company spent day and night in the main office in Englewood (Colorado, USA). They needed to meet the challenge: to save the Western Union from bankruptcy, paying off the debts of the company millions of dollars. In 1884 Western Union has become a joint-stock company and was brought to the stock exchange. The company has entered in the first American stock index Dow Jones.