In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. 1998 - the number of points of money transfers worldwide reached 50,000. The network of money transfers of Western Union is the world's largest. In 1920, Western Union has implemented the world's first transmission of images over the ocean. 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. 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 2007 the company made 167.7 million transactions on money transfers between individuals and 404.6 million transactions between physical and legal persons. In 1991, Western Union has sold some low-profit division of the company AT & T, GM Hughes Electronics, and to some others. In the same year the company changed its name to New Valley Corp.