Offers a strong recommendation to read Anne Gentle’s Conversation and Community: The Social Web for Documentation, which provides tips for incorporating wikislices, screencasts, and comment/feedback systems, into your user assistance.
Wikis are becoming entrenched in the documentation world. But there are few books that cover how to use them effectively. If you’re looking for a step-by-step guide to using wikis to create and deliver documentation, Writing in the Open isn’t it. It is, though, an interesting and potentially useful set of best practices.