Western Union has taken of 451st position in the rating Fortune 500 in 2009, having moved from 473rd line in 2008. Most service points of Western Union work in the time convenient for customers throughout the week and throughout the year. In October 2006 the company made an initial public offering of shares on the New York Stock Exchange, becoming independent from First Data company. Payment systems are one of basic elements of infrastructure of e-commerce. In 1879 Western Union left the telephone business after losing a lawsuit against Alexander Graham Bell - the patent holder on the phone. 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 -