Leaving the idea of expansion into Europe, Western Union took up the expansion of services in the U.S. market. Each money transfer is protected with control number, that allows you to track and to ensure prompt payment of money specified by you person. 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". The Western Union Company is a financial services and communications company based in the United States. Western Union made so that the time in all of American civil services was the same. In 1884 Western Union has become a joint-stock company and was brought to the stock exchange. The company has entered in the first American stock index Dow Jones.