This new feature replaces Magento’s PDF invoice’s default “Discount” line with “Coupon (code)” when a coupon has been used on the associated order.
Instead of displaying Magento’s default “Discount -$xxx.xx”—
—your Magento PDF invoices can show the customer why they received a discount by displaying the coupon code used:
This new feature adds to the many PDF style options offered by Ben Gribaudo’s Customizable PDF Invoice Module (for Magento). Learn more about this module.