How to resolve being unable to log in due to this error
How to change or update a Blizzard account email address.
Phishing scams can take many forms—fake websites, suspicious emails, and threatening in-game whispers are the most common types.
How to move a game account to a different Blizzard account
A BattleTag™ is a player-chosen nickname that identifies your Battle.net account
Information on the BattleTag Change service.
The login servers received invalid information
Information regarding the legality of sharing an account.
Transfer Blizzard Balance between two separate Blizzard accounts.
Steps on how to create a new Administrator Profile.