In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. One of the common kinds of money transfer is a transfer via the international system of Western Union. In 1933, by the Western Union Company were invented "singing telegrams". Western Union provides consumers and businesses with fast, reliable and convenient ways to send and receive money around the world, to send payments and to purchase money orders. In 1856, in 7 years after the foundation of New York State Printing Telegraph Company, the company changed its name to Western Union Telegraph Company. 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.