In 1920, Western Union has implemented the world's first transmission of images over the ocean. Another invention of Western Union - time synchronization. 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 1914 Western Union engineers invented the first payment card - a prototype of the modern credit card. The Western Union Company is a financial services and communications company based in the United States. In October 1871 the company Western Union began to provide money transfer services, drawing on its own extensive telegraph network.