You can use this service to reset your Battle.net password, which will remove most account locks.

Information about recovering health/mana as Earthen

How to check for World of Warcraft characters on inactive accounts

What to do if Khadgar is not present to turn in the quest

Information regarding what games are playable on Battle.net with Game Pass

Information on viewing and claiming rewards after completing a Hearthstone achievement.

Unable to enter a raid-instance

Information about the level requirement changes for the Zaralek Caverns Green BoE items

What to do if you cannot complete Survive the Night because you cannot get any wood from dying trees

AH is not showing the actual lvl requirement for some items.