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. The size of the commission fee for the transfer is charged according to the Western Union tariffs and depends on the amount of money sent. Before transition to remittances Western Union company rendered services on sphere of cable communication. Western Union for more than 130 years provides money transfer services to its customers.