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. Payment systems are one of basic elements of infrastructure of e-commerce. You do not need to open a bank account, so you can send or receive money in any of the 170 000 service points of Western Union around the world. In the 1910-1920 years. Western Union is actively engaged in researching, innovating in the field of data transmission. Western Union made so that the time in all of American civil services was the same. Western Union made so that the time in all of American civil services was the same.