In the early forties of the 20th century, Western Union has used the first time a commercial intercity microwave transmission system. In 1935, Western Union has put into operation first intercity fax communication. Most service points of Western Union work in the time convenient for customers throughout the week and throughout the year. The Western Union Company uses the most up to date technologies and its unique worldwide computer network that allows to carry out quick money transfers payments in more than 190 countries around the world. Western Union made so that the time in all of American civil services was the same.