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. Money transfer is a matter of minutes, at any distance. 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.