What to do if you receive this error in the Blizzard Shop.

Customer Support may ask you for your PayPal billing agreement ID or your order invoice ID when assisting you with a refund

Unable to log in to a character after a paid service

How to unlock a character locked due to a billing issue

Information about why you might get the message "An error has occurred." when you try to add a payment method

Information on how to update your billing profiles.

When you buy a new subscription or you change your payment plan, an authorization hold will be immediately sent to your bank

Information on how to change when you are charged monthly for a World of Warcraft subscription

Information on how use the boleto option at the PayU checkout page.

Troubleshooting steps for the error: "account_not_trusted_write_locked"