Use your Shopify Collection ID to blacklist certain product collections from your loyalty program or create % or $ off a specific product collection discount.
How to find a Collection ID in Shopify
1. In your Shopify Admin, go to Products
2. Under Collections, click into the collection you would like to exclude
2. In the URL of your Collection, copy the ending 9 or 10 digit number
This is your Collection's unique ID code.