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 October 2006 the company made an initial public offering of shares on the New York Stock Exchange, becoming independent from First Data company. One of the common kinds of money transfer is a transfer via the international system of Western Union. On the market was placed about 765 million of ordinary shares of the company. On the first day trading on the exchange the company's shares rose by 3.3% and the cost was $ 19.96. In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission. Western Union made so that the time in all of American civil services was the same.