In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. The size of the commission fee for the transfer is charged according to the Western Union tariffs and depends on the amount of money sent. In 1914 Western Union engineers invented the first payment card - a prototype of the modern credit card. Before transition to remittances Western Union company rendered services on sphere of cable communication. In 1849, Selden and Sibley, the founders of the future Western Union, created the New York State Printing Telegraph Company. 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 - In October 1871 the company Western Union began to provide money transfer services, drawing on its own extensive telegraph network.