In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. Western Union has several divisions, with products such as person-to-person money transfer, money orders, business payments and commercial services. In 1877, starting from September, New York City residents began to have the opportunity to check the time on clock with the "time ball", located on the roof of constructed in the same year a new corporate headquarters - Western Union Building. Money transfer is a matter of minutes, at any distance. By 1861 Western Union telegraph lines entangled the whole America. It's time to explore Europe. Payment systems are one of basic elements of infrastructure of e-commerce. In 1849, Selden and Sibley, the founders of the future Western Union, created the New York State Printing Telegraph Company. The Western Union Company uses the most up to date technologies and its unique worldwide computer network that allows to carry out quick money transfers payments in more than 190 countries around the world.