Student blogs - level 4 for research and planning (and just got into level 4 for evaluation)

Look particulalrly at the Audience Research conducted.
http://fahminaali.blogspot.com/

You might also want to take a look at this one:
http://paigelidburymedia.blogspot.com/

Finally, this one was noted by examiners for documenting the "whole journey" very well:
http://musicvideocm3emma.blogspot.com/