1980 - for the first time in the history of Western Union revenues from money transfers exceeded the income from the telegraph service. Each money transfer is protected with control number, that allows you to track and to ensure prompt payment of money specified by you person. In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission. 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.