In summary, although buying books online is increasingly popular and make most people comfortable. But it is also a risk of fraud. There are many factors that people disagree with online shopping such as preventing fraud, traditional stores, and transport services. (3.2)In my opinion, I think the way mentioned above that are good because I do not risk of being scammed. I could see a product with my eyes, and then I am happy with the selection of books that I like.