How to submit feedback or report an issue with the matchmaking system
How to report potential scams on the Auction House
Rules for player-made names in World of Warcraft and how to report a bad name
What to do if a Greed roll has beaten a Need roll on an item and the person rolling Greed receives the item
How to report someone for trying to cheat the WoW Classic or Wrath of the Lich King Classic PvP systems
How to report a bug in Warcraft III and Warcraft III: Reforged
How to report a bug in StarCraft: Remastered
How to report a bug in StarCraft II