Unit 1 An Overview E-commerce Additional Reading: E-commerce Advantages and Disadvantages Unit 2 E-commerce Platform Additional Reading: Internet Services that Support E-commerce Unit 3 Classifying E-commerce Business Models Additional Reading: One World; Diverse Models Unit 4 The B2B Bussiness Model Additional Reading: B2B Reverse Auction: Benefits and pitfalls for Small businesses Unit 5 The B2C Business Model Additional Reading: Building an Online Customer Experience Competency Unit6 The C2C Business Model Additional Reading: EBay VS. Taobao Unit 7 Virtual Communities Additional Reading: Facebook and Its Chinese Followers Unit 8 The Mobile Commerce Additional Reading: Shopping With Cellphones Unit 9 E-marketing Strategies Additional Reading: Online advertising: Not ye olde banners Unit 10 E-commerce Payment Systems Additional Reading: A Further Exploration of the EPS Unit 11 E-commerce Security Issues Additional Reading: E-commerce Security System: Guidelines and Precautions Unit 12 E-commerce Managerial Issues Additional Reading: E-commerce Tax and International Issues Appendix Ⅰ Reference Translation of Texts Appendix Ⅱ Key to the Exercises Appendix Ⅲ Tapescripts Appendix Ⅳ Glossary