It is time to bridge the gap between social and corporate micro blogging. Just like Twitter, Hashwork is a online service that lets you write short message and status updates. But it is for corporate, Hashwork subscribers can create more groups, which is not there in the twitter.
Hashwork gives your company a way to have open and authentic conversations with customers, connect customers with each other, and cultivate an engaged community of advocates on the social web. source: hashwork.com