Restoring Hearthstone cards disenchanted in error.

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Information about why the Diablo III ROS expansion may be missing from an account

What to do if you posted an item for the wrong value on the Auction House

What to do if a gold purchase failed, but gold was taken from the account

How to resolve this error when redeeming a Battle.net Balance code

What to do if you got the tier piece for the wrong talent specialization

What to do if you cannot learn garrison blueprints in your inventory

What to do if you cannot claim a game time gift code on your WoW account

How to unlock a character locked due to a billing issue