Updating who receives those email alerts can be modified in the my account page of any admin.
Here are the steps:
- Log into an admin account
- Click My Account in the top right corner
- Click on the red Manage link in the grey box on the lefthand side
- Click on the red Edit link in the grey box on the lefthand side
- In the field next to Order Notification Email(s) update the emails you wish to receive notifications.
- Scroll to the very bottom of the page and click the blue Save button