What to do if you cannot upgrade to the Complete Hero Collection after purchasing the base Hero Collection

What to do when Dealer Vexil doesn't offer to sell you anything.

Game Time can be purchased through the Battle.net Shop instead of a subscription

Information on obtaining Catch-Up packs and what they include

What to do if you want to swap the names between two of your WoW characters

Request to refund a Seal of Fate purchase

What to do if a received and accepted gift no longer available on your Battle.net

What to do when you encounter the message "Shop is unavailable due to pending transactions, please try again later." and can't make purchases in Diablo Immortal's ingame shop

Troubleshooting steps for payment error: Sorry, we're unable to complete your payment.

How to report someone for suspicious Auction House posting or buying.