It is not possible to add a custom amount of balance that is below the minimum required

Information about this error when redeeming a key in your account

The video cards supported for use with Cold War and Modern Warfare

For non-supported languages, the Blizzard Data file is available in English.

World of Warcraft does not support 32-bit operating systems.

What to do if the account of a friend or family member was compromised.

What to do if the name on your account is "Adventurer"

What to do if your Activision account has been compromised.

Information on where to update your Activsion Account Email

How to resolve mistakes claiming a CoD key on the wrong Battle.net account