A plugin that allows one to select links that are put under posts or pages and which are shown as related pages. The Related Pages plugin doesn't
My site is largely static pages, plus WordPress, so this is absolutely invaluable. It'd be nice if it could trawl the static pages and come up with links on its own, but as it is, it's still extremely handy. I can't tell you how much time this has saved, not to mention its use in getting people from news/blog items into the rest of the site.