This document discusses the concept of Government 2.0, which refers to using social media and web technologies to make government more open, transparent, and effective. It provides examples of Government 2.0 in Australia, including over 230 online consultations and many government agencies using tools like Twitter, blogs, YouTube, and Facebook. The document also outlines benefits of Government 2.0 like improved communication and engagement with communities at a low cost, and provides guidance for government agencies on using social media.