2. Internet exercises 2.1 Visit Amazon.com's site (amazon.com) and locate recent information in the following areas a. Find the five top-selling books on EC. b. Find a review of one of these books. c. Review the customer services you can get from Amazon and describe the benefits you receive from shopping there d. Review the products directory. 2.2 Visit priceline.com and ebay.com identify the various business models used by both. Discuss their advantages. 2.3 Visit some Web sites that offer employment opportunities in EC (such as execunet.com and monster.com). 2.4 Visit bluenile.com, diamond.com, and jewelryexchange.com. Compare the sites. Comment on the similarities and the differences. 2.5 Examine two or three of the following sites: prosper. com, swapthing.com, swaptree.com, peerflix.com, lala.com, swapvillage.com, bigvine.com, etc. Compare their business and revenue models