Twitter is criticized as a journalism tool because so much of its content is inconsequential. It all depends on how you use it. I get good results using filters to find what I am looking for — and not what I’m not.

Social media tools like LinkedIn, Facebook and even Twitter can help immensely with job hunting. Start building networks now so they’ll be ready when you need them.

The tech community is all a-Twitter with the story of a candidate who booted a new job with Cisco by Tweeting about how the commute — and the work — would be dreadful. You guessed it. Someone saw the post and the offer appears to have evaporated.