You can enable showing notifications on all your Keyboxes in your inventory, or you can enable them individually.
Showing Notifications for All Keyboxes
1. On the menu bar, click on the Settings tab.
2. Under the General Settings header, click the General Email link.
3. Click the checkbox to enable showing notifications for all keyboxes in your inventory, then click the Save button at the bottom of the page.
Showing Notifications for Individual
1. On the menu bar, click on the Listings tab.
2. On the left side of the screen, click Keyboxes.
3. Click on the Gear icon on the Keybox you wish to set up notifications.
3. At the bottom of the Listing Details, Click the checkbox to enable showing notifications for the individual Keybox, then click Save.