In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. Payment systems are one of basic elements of infrastructure of e-commerce. The Western Union Company is a leader in global payment services 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. Western Union for more than 130 years provides money transfer services to its customers.