In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. The presence of Western Union Gold Card at the client greatly simplifies the process of further processing of money transfers of and reduces the operation time for the sending of money, as the "Gold Card" is a carrier of the personal information about the client. In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. In October 2006 the company made an initial public offering of shares on the New York Stock Exchange, becoming independent from First Data company. Payment systems are one of basic elements of infrastructure of e-commerce. The Western Union Company is a leader in global payment services In 1933, by the Western Union Company were invented "singing telegrams". In 2000 was launched the Web site westernunion.com, with which users from certain countries can independently transfer funds online. 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. Western Union made so that the time in all of American civil services was the same.