Thread:Natsunya/@comment-5397412-20120817182139/@comment-5122445-20120817192306

It makes a link at the bottom of the page to the category page. It basically makes the page easier to find. You can add them to a page using (in the source view)

You can also list categories in the visual view (it's the Categories section on the right hand side), or by clicking the Add category button on the bottom of an article page. It is best to use the first option, however, to avoid categorization errors.

Pages that use item, npc, or quest are auto-categorized, so those pages will not have categories when you click the edit button. Clovis is an example of a page that has categories auto linked, and thus has no categories when in edit view. Title is an example of a page that uses option 1 to add categories.