Template:Category importance/doc

Parameters

 * topic - set so that your category is, e.g. "High-importance topic articles"
 * importance - should be one of top, high, mid, low, NA, Unknown, or (rarely) Bottom or No
 * sort (optional) - the key you want to use to sort the category in its parent Category:Foo-importance articles
 * parent (optional) - set so that your importance categories are subcategories of "parent articles by importance". If not defined, defaults to topic.
 * impn (optional) - for projects that use other words instead of "importance", for example "priority". Defaults to "importance".