I was over at the Adobe Lightroom forum and noticed what they consider relevant stickies. While I realize that not everything applies, I think some of these types of links could be valuably implemented here by ForumAdmin without too much fuss:
Adobe Photoshop Lightroom 4.0 now available
Recent purchases of Lightroom 3.0 may be elidgable (sic) for a free upgrade.
Lightroom 4 download page
Lightroom 4 Beta Specific forum
Feature Request/Bug Reporting Site
Older versions of Lightroom for Macintosh and Windows
Lightroom Frequently Asked Questions (FAQ)
Lightroom SDK
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Adobe Photoshop Lightroom 4.0 now available
Recent purchases of Lightroom 3.0 may be elidgable (sic) for a free upgrade.
Lightroom 4 download page
Lightroom 4 Beta Specific forum
Feature Request/Bug Reporting Site
Older versions of Lightroom for Macintosh and Windows
Lightroom Frequently Asked Questions (FAQ)
Lightroom SDK
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