GoAffPro provides you with the option to enable the affiliate notification for when a new affiliate signs up under them.
To enable the affiliate notification for when a new affiliate signs up under them, go to the Notification section in the Settings tab of the GoAffPro admin panel.
Settings > Notification
Here, go to the Affiliate's Notifications.
Affiliate's Notifications
Now, enable the "When a new affiliate signs up under them" option.
You can also notify the parent affiliate when their Level 1 affiliate makes a sale by enabling the "When their Level 1 affiliate makes a sale" option.
