Microsoft Macintosh Business Unit (Mac BU) today announced the availability of Office 2004 for Mac Service Pack 2 (SP2), introducing significant enhancements to enterprise collaboration. The company says this update is a result of its close work with its corporate customers, and delivers new features to boost Microsoft Exchange Server support in Entourage 2004. In addition, SP2 provides updates across all Office 2004 for Mac applications to help improve overall product security and address top issues identified by Microsoft and its Mac users. Office 2004 for Mac Service Pack 2 is available today via its AutoUpdate utility for the the Web site.