In the 30's of the twentieth century, Western Union has become the world's largest telegraph company. Western Union has several divisions, with products such as person-to-person money transfer, money orders, business payments and commercial services. Most service points of Western Union work in the time convenient for customers throughout the week and throughout the year. In April 1851 companions registered in Albany New York and Mississippi Valley Printing Telegraph Company (NYMVPTC), which included founded two years before New York State Printing Telegraph Company. In 1879 Western Union left the telephone business after losing a lawsuit against Alexander Graham Bell - the patent holder on the phone.