In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. In order to increase competitiveness and market expansion of its services, Western Union launched a program of loyalty Western Union Gold Card for customers, who has repeatedly made money transfers via Western Union. In 1914 Western Union engineers invented the first payment card - a prototype of the modern credit card. Before transition to remittances Western Union company rendered services on sphere of cable communication. In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission.