In 1988, the company undertook a massive reorganization in response to rapidly changing business conditions. In particular, this need has arisen due to many technological changes that have taken place at that time. Company name was changed from Western Union Telegraph Co. to Western Union Corp. In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. Most service points of Western Union work in the time convenient for customers throughout the week and throughout the year. Separation of the companies had two objectives: first, to give Western Union the opportunity to develop more intensively, and secondly, to help First Data to return to its original activity (in 1992 the company separated from the payment system of American Express as an independent financial services company). In October 1871 the company Western Union began to provide money transfer services, drawing on its own extensive telegraph network. In 1884 Western Union has become a joint-stock company and was brought to the stock exchange. The company has entered in the first American stock index Dow Jones. Western Union made so that the time in all of American civil services was the same.