In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. In 1866, Sibley ordered the engineers to develop a Western Union telegraph system of stock quotes in real time. In April 1851 companions registered in Albany New York and Mississippi Valley Printing Telegraph Company (NYMVPTC), which included founded two years before New York State Printing Telegraph Company. Payment systems are one of basic elements of infrastructure of e-commerce. In 2000 was launched the Web site westernunion.com, with which users from certain countries can independently transfer funds online.