In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. 1980 - for the first time in the history of Western Union revenues from money transfers exceeded the income from the telegraph service. 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. Money transfer is a matter of minutes, at any distance. Sibley, the founder of Western Union, did not build a new telegraph lines, and persuaded the other players to join. American Telegraph Company, however, still had to buy it.