Apple has released iWork Update 6 for iWork. This update is important because it adds Mac OS X Lion features to the iWork office suite. The update weighs in at a very petite 91MB.
iWork Update 6 includes support for the following:
1. Full screen mode
3. Auto Save
5. Lion character key picker
6. Improves iWork compatibility with Microsoft Office
You'll need iWork 9.0 or later to use this update. You can download iWork Update 6 via Software Update, the Mac App Store or the standalone installer.