How to report a player for cheating in World of Warcraft
Reporting another player that is using an offensive or inappropriate BattleTag
Information about multiboxing
How to report a player in World of Warcraft
Information on how to report forum posts
How to report a player who isn't participating in a battleground.
Information about ninja looting
Reporting an Exploit or Hack
How to report harassment taking place within Blizzard chat.
How to report harassment in Battle.net Groups