Your Appointedd billing depends on the number of resources and users you have. You can adjust this to ensure you are paying for the correct number of bundles.
How to decrease your bundle count?
Head over to your Billing page.
Click on Edit next to Your Subscription.
You can then choose to either upgrade your subscription , or downgrade.
However, if you choose to decrease your bundle count, you will need to delete the appropriate number of resources and users prior to updating your billing page. Find out how to delete a resource and a user.