Steven is asking:
How to make a promotion that offers the customer 25% of "The Curve" hat when a Long Sleeve Jersey is purchased.
1. Create a product specific discount of 25% on "The Curve" hat product.
2. Make sure you use the premium version of the app.
3. Create a discount rule using the coupon code created in step 1 above. Make sure your Long Sleeve Jersey is a specific and unique Product type. This product type needs to exist and be unique to the Long Sleeve Jersey.