(By the way, it should be mentioned that at the end of the session, I got cake).
The links used were:
10 things you need to stop tweeting about - The Oatmeal
Channeling the news brand on Twitter and Facebook - Zombie journalism
Also by Mandy Jenkins, which I didn't get to use, is the most excellent "Accuracy and accountability checklist for social media."
The tools we discussed were Twitter, Tweetdeck and Bit.ly.
Also, one guide I didn't get to use and should have is the Elements of Twitter Style.
Another guide I could have use but didn't was the intro to Twitter (modified) guide by Idealaber Lee Moran:
One more link: Journal Register Company Adviser Jay Rosen, a New York University professor, explains how he tweets professionally.
UPDATE: Fellow Idealabber Kelly Metz of the Morning Journal in Ohio also has a Twittorial: