Another invention of Western Union - time synchronization. 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. Payment systems are one of basic elements of infrastructure of e-commerce. One of the common kinds of money transfer is a transfer via the international system of Western Union. In 1933, by the Western Union Company were invented "singing telegrams".