Another invention of Western Union - time synchronization. Each money transfer is protected with control number, that allows you to track and to ensure prompt payment of money specified by you person. 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. 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. One of the common kinds of money transfer is a transfer via the international system of Western Union. The Western Union Company is a financial services and communications company based in the United States. Western Union for more than 130 years provides money transfer services to its customers.