REMINDER: This is a page explaining what these are. Even though it has a low protection, please refrain from editing. The staff are having some difficulties protecting it fully.
Maintenance Cat.s, meaning Maintenance Categories, are categories meant for the help of the wiki. Candidates for Deletion Series Categories (categories with "Candidates for <other word>") and Stubs are examples of these.
Rules are the group of guidelines you all should follow. NO EXCEPTIONS!