Amazon.com is one of the oldest and largest online retailers. Amazon was founded primarily as an online bookstore, but they’ve since expanded into nearly every retail categories. Along with books, Amazon offers other products such as: movies, video games, computers, electronics, toys, clothing, jewelry, tools, auto parts, and more. Amazon has invested a significant amount in their shipping and fulfillment, so orders are typically turned around very quickly and accurately. Amazon.com coupon codes are often available, especially around holidays and seasonal shopping periods.