Kowsar Hossain

This is an addon of “Easy Digital Downloads” plugin.
If you want to make discount code as a required field, this plugin will help.
During checkout when a customer will try to purchase without entering any discount code, checkout process will be interrupted and customer will see an error notice.
You can configure the error notice text from “Downloads>Force Discount” menu from admin panel.

Force Discount for EDD

A lightweight plugin to force the customer to enter a discount code during checkout

Igor Benic

Start selling courses using Easy Digital Downloads. 
Allow people to enroll in courses and complete lesson by lesson to track their progress.

Easy Digital Downloads – Courses

Start selling courses using Easy Digital Downloads.

Force Discount for EDD vs Easy Digital Downloads – Courses