Here you can keep track of any promotions and later do a search and report on it's results.
Promo Report - Processing > Reports > Invoices and Sales/Profit Reports > Promo Report
Example: Either select an existing Query or Create a New Query
How to select All Promo Codes, or a specific Code
Click Modify or Create. When you get to the Promo Code, click the elipse button to lookup a promo code,
or for ALL promo codes, use promocode Greater then 0
This Report is for ALL Codes Greater than 0
