What to do if emails you receive from Blizzard are not in your own language

What to do if you receive this error when sending friend requests

Information on enabling Social Features for your Battle.net and in-game.

Waist of Time Secret

Unable to earn achievement "A Choir of Citrines" after earning all citrines from Siren Isle.

Losing coins may be the result of a refund or a chargeback

What to do if you can't transfer Warband currency between characters

Information on error BLZBNTBNA00000A8D.

Information on error BLZOWCLI00000006.

The game connection has been lost: your client has been disonnected from the server.