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. In the early 60s Western Union has put into operation transcontinental microwave system of data transmission via radio waves, completely replacing the web of telegraph poles and wires. In 2000 was launched the Web site westernunion.com, with which users from certain countries can independently transfer funds online. The first offices of company were located in the Reynolds Arcade building in Rochester, New York. The sign above the main entrance to the building - All you need for sending money via Western Union is to go to the nearest branch of Western Union, fill out the transfer printed form, show your passport and then send money.