Microsoft Office Communicator Mobile 2007 R2 is an enterprise application for mobile devices that helps you quickly find and communicate with your colleagues. The application’s designed to make communication easier and more accessible and includes real-time presence information, single number reach support and rich instant messaging (IM) capability all with a familiar look and feel similar to the desktop version of Microsoft Office Communicator. The app received some new features that enable you to: -Join Unified Communications (UC) conference calls with a single click of a button -Avoid roaming charges when out of a provider’s network range  -Make calls from work, even while out of the office (e.g. camping). The OCM 2007 R2 update is accessible via your mobile phone at www.GetCoMo.com or on the Microsoft Download Web site.