In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. In 1860 the U.S. Congress arranged among the telegraph companies a competition to create a national line. The winner was Western Union. As a result of 2011, net income of Western Union has increased by 28% to $ 1.165 billion, the company reported. Another invention of Western Union - time synchronization. Payment systems are one of basic elements of infrastructure of e-commerce. One of the common kinds of money transfer is a transfer via the international system of Western Union. The Western Union Company is a financial services and communications company based in the United States. The first offices of company were located in the Reynolds Arcade building in Rochester, New York. The sign above the main entrance to the building -