In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. Another invention of Western Union - time synchronization. Payment systems are one of basic elements of infrastructure of e-commerce. To obtain the Golden card can any client of Western Union, committing money transfers on this system more than 1 time per year. Getting the card is issued at the time of making of the next transfer. In 2000 was launched the Web site westernunion.com, with which users from certain countries can independently transfer funds online. Western Union made so that the time in all of American civil services was the same.