Electronic commerce has become one of the essential characteristics in the Internet era. According to UCLA Center for
Communication Policy (2001), online shopping has become the third most popular Internet activity, immediately following e-mail
using/instant messaging and web browsing. It is even more popular than seeking out entertainment information and news, two
commonly thought of activities when considering what Internet users do when online. Of Internet users, 48.9 percent made online
purchases in 2001, with three-quarters of purchasers indicating that they make 1-10 purchases per year (2001, p.38). When
segmented into very versus less experienced Internet users, the very experienced users average 20 online purchases per year, as
compared to four annual purchases for new users