This simple add-on automatically sends a reminder to teachers to complete their lessons (if they have any uncompleted lessons) in a specific period of time.
Enabling the Add-on
- Click on "Account & Settings" and then click on "Integrations & Add-ons". 
- Use the "Search" field on the right and enter "Uncompleted Lesson Reminder". 
- Click on the "Enable" link. 
Settings
On the Uncompleted Lesson Reminders "Settings" page, you can use the following settings:
- Frequency - This setting allows you to select how frequently you want to send uncompleted lesson reminders. You can select between "Daily" and "Weekly". 
- Review Period - This setting finds uncompleted lessons in the previous number of days you've set here. You can choose a “Review Period” ranging from 1 to 5 weeks for a weekly reminder or ranging from 1 to 7 days for daily reminders. 
Customizing the Email Template
This feature comes with a fully customizable email template. You can find the instructions for customizing the template in this article: Customizing Notification Templates.
The {EVENTS} merge tag will add the title, date and time of each event to the email to make it easy for teachers to find and complete the relevant lessons.
