Information on why Resilient Keystones are no longer possible to acquire

What to do if accidentally depositing an item or gold into a guild bank and cannot access it.

What to do if your character does not receive Artisan's Mettle and/or a Dragon Isles Knowledge Point for a first craft.

What to do if there is missing items from deposits or withdrawals to the Warband Warbank

Not getting credit for completing bonus objective areas for Securing Draenor achievement.

Made a deposit or money transfer directly to Battle.net account bypassing the website.

What to do if you cannot complete the quest Into the Reservoir

What to do if you can't finish authentication before the message told you to check authenticator vanished too soon.

Blizzard support cannot assist with this error, please contact Activision Support. 

Information about setting up an cyber café / online games room for Blizzard games