In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. In 1920, Western Union has implemented the world's first transmission of images over the ocean. 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 October 1871 the company has implemented the world's first telegraph money order. After a century money transfers have become a major source of income for Western Union. In 1933, by the Western Union Company were invented "singing telegrams". Western Union incomes for 2007 have made $4,9 billion US dollars, and the quantity of transactions has made 572 million. In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission.