How the silence penalties work
Information on the silence penalty in Blizzard Groups
Repeatedly leaving or disconnections in Heroes of the Storm results in a leaver penalty or lost of ranking.
This article highlights a few passages from the EULA that are most relevant to this policy.
How to appeal an account action.
Account has been hacked or compromised.
What to do if you need to unlink your Activision account from your Blizzard account
How to unlink your Twitch account from your Blizzard account
Steps to link a Blizzard account to a Humble Bundle account.
How to correct an email mistake when creating or updating your Blizzard account