What began as Earth's biggest bookstore has become Earth's biggest everything store. Expansion has propelled Amazon.com in innumerable directions. While the website still offers millions of books, movies, games, and music, selling other items -- such as electronics, apparel and accessories, auto parts, home furnishings, health and beauty aids, toys, and groceries -- contributes some two-thirds of sales. Shoppers can also download e-books, games, MP3s, and films to their computers or handheld devices, including Amazon's own portable e-reader, the Kindle. Amazon also offers products and services, such as self-publishing, online advertising, e-commerce platform, hosting, and a co-branded credit card. Amazon Web Services is the market leading innovator in cloud infrastructure as an Infrastructure as a Service landscape.