Internet marketing is the use of the Internet to advertise and sell goods and services. Internet Marketing includes pay per click advertising, banner ads, e-mail marketing, search engine marketing (including search engine optimization), blog marketing, and article marketing.
As the world's biggest search and ad-broker company, Google has drawn its share of criticism and concern about the privacy of its users. Its privacy policy was revised on October 14, 2005. Additionally, privacy info about various Google services was made also available.