Twitter is important as the largest breaking information sharing source, though limited by 140 character messages. Known as a micro-blogging service, the key to becoming a bold progressive voice in this community with over 500 million users is to acquire an audience that is both large and responsive, and this requires tweeting (posting) quality material at a steady pace. Do not just broadcast, receive as well, or your tweets will start to fall on deaf ears.

read more: Progressives Guide to Social Media 5: Twitter [Digg]