Best Buy is a multinational retailer of technology and entertainment products, serving United States, Canada, Europe, China and Mexico. Based in Pacoima, Calif., the company provides various products, which includes mobile phones, office products, video games and audio. It offers various brands, such as Best Buy, Best Buy Mobile, The Carphone Warehouse, Five Star and Future Shop. Its Geek Squad Services include computer setup and services; television and home theater services; car and Global Positioning System installation services; gaming setup and services; i-Pod and mp3 player services; camera and camcorder services and marine installation services.