The website is courtesy of Kelley Blue Book as, through the website, millions of buyers of used cars meet sellers from all over the world. The website is well organized which makes it easy to use by both sellers and buyers, and it features many researching options. Furthermore, it has also new cars with many sorting options, and they provide top picks and many tips. www.autotrader.com With over fifteen million visitors per month, www.AutoTrader.com offers the best search engines to ensure you find cars that match your exact specifications. Use filters according to the car’s make, model and price. carSoup.com The website doesn’t have any restrictions on people selling their used cars and tracks your location to make sorting simple. It also features a top ten cars list with the most popular models in different categories. www.eBaymotors.com The website offers cars from both classified advertisement and from auctions, and this allows it to have the largest selection of used cars in the market. www.carsDirect.com Using carsDirect.com gives users the possibility to filter the available options in their location and save their favourites for future reference.