Noah Keesecker, program manager for Springboard for the Arts, talks about common hashtag mistakes that he sees on Twitter. Often people want to tweet about a certain topic but decide to create a new, different hashtag. However, when you use a unique hashtag, you are missing out on the opportunity to tap into the informational stream of people already tweeting about that topic and, in fact, may miss out on a larger audience for your tweet.
Noah's Tips for Tweeting and Hashtags: