Office Communicator 2007 R2 is a unified communications application that helps end users be more productive by enabling them to communicate and collaborate easily with others in different locations or time zones using a range of different communication options, including instant messaging (IM), voice, desktop sharing and video. Integration with programs across the Microsoft Office system — including Word, Excel, PowerPoint, OneNote, Groove, and SharePoint — gives end users many different ways to communicate directly from the context of their task.

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