Western Union has taken of 451st position in the rating Fortune 500 in 2009, having moved from 473rd line in 2008. In February 2009 the company entered into an agreement with Fexco to acquire 100% of its shares for $ 159.9 million. 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 1914 Western Union engineers invented the first payment card - a prototype of the modern credit card. The Western Union Company is a financial services and communications company based in the United States.