In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. 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 2007 the company made 167.7 million transactions on money transfers between individuals and 404.6 million transactions between physical and legal persons. In 1933, by the Western Union Company were invented "singing telegrams". Before transition to remittances Western Union company rendered services on sphere of cable communication. The Western Union Company is a financial services and communications company based in the United States. In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission.