In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. The presence of Western Union Gold Card at the client greatly simplifies the process of further processing of money transfers of and reduces the operation time for the sending of money, as the "Gold Card" is a carrier of the personal information about the client. 1980 - for the first time in the history of Western Union revenues from money transfers exceeded the income from the telegraph service. Each money transfer is protected with control number, that allows you to track and to ensure prompt payment of money specified by you person. Most service points of Western Union work in the time convenient for customers throughout the week and throughout the year. The size of the commission fee for the transfer is charged according to the Western Union tariffs and depends on the amount of money sent. By 1861 Western Union telegraph lines entangled the whole America. It's time to explore Europe. Payment systems are one of basic elements of infrastructure of e-commerce. Western Union incomes for 2007 have made $4,9 billion US dollars, and the quantity of transactions has made 572 million.