Information about changing the capitalization in your name without changing the name itself
Information on using the same Battle.net Authenticator on more than one Battle.net account
This article highlights a few passages from the EULA that are most relevant to this policy.
Information regarding steps you can take if your email address is already in use on an account.
How to check the linked status of your Twitch account.
Request to restore a deleted Battle.net Account or game license
What to do if you earned Twitch drops in the wrong Battle.net account
Blizzard Customer Support cannot lock your account on request