The strong development of the internet and information-communication technology have created opportunities for everyone to become information providers. The information world becomes more diverse and richer than ever. However, accompanying different such as blogs, wikis, and online publishing channels is
Internet helps advertisers save a lot of time and cost to implement their advertising campaign. The cost of providing information to customers on a global scale is much less than the cost of printing and advertising on radio and television.
The advent and stormy development of the Internet leads to a global explosion of information. It gives people plenty of utilities, high-value applications, frees human labor in many areas. However, inadequacies from the Internet are also not few. Internet is