How to report another player
Reporting another player that is using an offensive or inappropriate BattleTag
If you encounter a bug in one of our games, please report it to us.
How to report players in Diablo III.
How to block communication from another player in Diablo III.
How to report a bug in Diablo III
How to move a game account to a different Blizzard account
Troubleshooting steps for "Waiting on Another Installation or Update" error when trying to update a game.
Blizzard's stance on inappropriate behavior.
How to help other players on Twitter.