To add a discount program, click “Programs” on the left sidebar. Click the arrow to expand the section, and then click “+” to create a new program. Type the program description, and the amount of the discount (remember to put a “-“ in front of the amount). Click “Save.” Select an account with a “(v)” at the end (such as “Discounts (v)”). (The (v) indicates discounts in Curacubby).
Here is a quick How-To video: