Amazon.com is world's leading marketplace. They initiated as an online bookseller while expanded their lines of merchandise rapidly including books, music, movies and games, digital electronics, downloads, computers, toys, home and garden, apparel etc. and today it is tough to name a merchandise which is not available on Amazon.com. Amazon produced Kindle that is a popular compact e-reader in the market. They have also announced Amazon Cloud Player and Cloud Drive for playing and storing music from everywhere you can surf the web. Amazon offers free shipping to save more for buying at Amazon.com.