Social networking sites are applications that allow users to create personal profiles that often contain a list of friends, co-workers and family so they have access to your profile and the other way around. The profile is also used to send e-mails, instant messages between users and to share other type of information like photos, videos, audio files and blogs. According to Wikipedia the U.S. based Facebook and MySpace are the largest social networking sites. Social networking sites are so popular among young users that the word “Facebook addict” has been included in the Urban Dictionary – a slang dictionary for the English language. Multiple companies already use Social networking sites to support the creation of bran communities or for marketing research in the context of netnography. Some companies use Social networking sites to promote products or brands, and some companies take it to the next level by using Facebook as a distribution channel.