Many companies have policies about how to monitor report usage, how long to retain documents, and whether approval is required before a document is deleted. MOSS includes auditing and expiration features to help you implement these policies, but they’re disabled by default in your site collection. To enable either of these features, click Site Actions, point to Site Settings, click Modify All Site Settings, and click Site Collection Policies in the Site Collection Administration section. Click Create Policy, and select the applicable check boxes: Enable Auditing, Enable Expiration, or both.

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