http://www.ion.uillinois.edu/resources/tutorials/pedagogy/StudentProfile.asp

Be open minded about sharing life, work, and educational experiences as part of the learning process.

Although it is very common and popular that today's students share their life and experiences through various social network sites such as facebook, twitter and bebo, it is very important for them to recognise that any social network can potentially be dangerous. It is also crucial that students understand about cyber-safety and that they should be careful with the contents that they upload on the sites.

http://news.sky.com/skynews/Home/Technology/Social-Networking-Facebook-Bebo-Myspace-Sees-Children-Logging-On-Illegally-And-Parents-Snooping/Article/200808115072433