There are quite a number of ways business owners have used TwitWall for their businesses. For those unfamiliar, TwitWall is a 3rd party Twitter app that lets Twitter users create blogs quickly and easily. A number of businesses have used it to post misc event schedules, news and announcements, and even training videos related to their businesses. Often there are content relevant to their biz, but have no place in their formal static websites. TwitWall is SEO friendly which is great for getting more publicity and links to biz websites.