In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. In the 80's of Nineteenth century, Western Union was repeatedly tried capture by the railroad tycoon Jay Gould. He worked with Alexander Graham Bell, inventor of the first phone. Payment systems are one of basic elements of infrastructure of e-commerce. In 1914 Western Union engineers invented the first payment card - a prototype of the modern credit card. The first offices of company were located in the Reynolds Arcade building in Rochester, New York. The sign above the main entrance to the building -