I have been using Twitter for almost three years as a way to network, build an audience, and stay connected to a literary community.  So, in those three years, I have found a few “tweeters” that are worth following, too.  Here is a list of five.  My list in no way tries to rank all of Twitter; I’m just trying to suggest people I enjoy following. Dave Landsberger — @davelandsberger. Dave is a poet who lives in Chicago.  He is one of my favorite poets under 30, and his tweets can make you stop and think like any great haiku or guffaw so hard you accidentally drop your computer and scare the crap out of your dog.  Not only will you be granted access…