2009 – June
- 9 June 2009. Puente, M. There’s an art to writing on Facebook or Twitter. USA Today.
- 8 June 2009. Lynch, J.Q. Group uses Twitter to lobby Grassley. The (Cedar Rapids, IA) Gazette
- 5 June 2009. Johnson, S. How Twitter Will Change The Way We Live. Time.
- 5 June 2009. Kutz, E. Just a few on Twitter do all the tweeting. Reuters.
- 5 June 2009. Vertuno, J. Armstrong announces birth of son on Twitter. AP.
- 4 June 2009. Matyszczyk, C. Tony la Russa sues Twitter over alleged fake tweets. cNet.
- 2 June 2009. Goldman, D. Facebook and Twitter are up, MySpace is down. CNN Money.
2009 – May
- 20 May 2009. Strohmeyer, R. Are Baby Boomers Killing Facebook and Twitter? ComputerWorld.