In the Western Union in the 30s of the 20th century worked 14 thousand couriers delivering telegrams. In 1935, Western Union has put into operation first intercity fax communication. Another invention of Western Union - time synchronization. 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 1866, Sibley ordered the engineers to develop a Western Union telegraph system of stock quotes in real time. 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.