Sometimes, it can be challenging to identify what exactly a specific discount code was created for.
This code recipe will add a Description field to each discount code and display any descriptions on the Discount Codes page for admin reference. This makes it easier to identify why a discount code was created and what it should be used for.

The Code Recipe (PHP)
Adding the Recipe to Your Website
You can add this recipe to your site by creating a custom plugin or using the Code Snippets plugin available for free in the WordPress repository. Read this companion article for step-by-step directions on either method.