"If Facebook allowed users to differentiate between their professional and social relationships and control what parts of their profile are visible based on relationship type, it" could be the end of LinkedIn...
Gekaufte Web-Freundschaften Fake-Your-SpaceFür Geld lässt sich bekanntlich alles kaufen - auch virtuelle Freunde! Wer Mitglied eines Social Networks wie MySpace, Facebook, Lokalisten o.ä. ist legt natürlich Wert auf seine Internet-"Freundschaften" und
S. Fahl, M. Harbach, T. Muders, and M. Smith. Trust, Security and Privacy in Computing and Communications (TrustCom), 2012 IEEE 11th International Conference on, page 153 -162. (June 2012)
S. Ferebee, and J. Davis. Persuasive '09: Proceedings of the 4th International Conference on Persuasive Technology, page 1--8. New York, NY, USA, ACM, (2009)
C. Sas, A. Dix, J. Hart, and R. Su. CHI '09: Proceedings of the 27th international conference extended abstracts on Human factors in computing systems, page 4345--4350. New York, NY, USA, ACM, (2009)
L. Barkhuus, and J. Tashiro. CHI '10: Proceedings of the 28th international conference on Human factors in computing systems, page 133--142. New York, NY, USA, ACM, (2010)
A. Nazir, S. Raza, and C. Chuah. IMC '08: Proceedings of the 8th ACM SIGCOMM conference on Internet measurement, page 43--56. New York, NY, USA, ACM, (2008)