GameStop Corp. (GME) is an American video game retailer and entertainment software. Its headquarter is located in Grapevine, Texas. It is the biggest multichannel video game retailer of the whole world whose retail network GameStop and group of brands includes 6,602 company-operated stores in the United States, Canada, Australia, Austria, Denmark, Finland, France, Germany and many other countries all around the world. They have a magazine named Game Informer which is available on a small subscription by the customers. They also provide the service of Impulse which is an application dealing with services of the digital distribution.