1. Add New Promotion
2. Choose Percentage Off
3. Name: Sept 2019 Buy one Happy Vitamins and get one half price
4. Percentage Value: 50
5. Promotion Text : Buy One Get One Half Price
6. Apply To: Create a Product Group for Happy Vitamins and add the relevant products to the Product Group and then apply to Product Group 'Happy Vitamins'
7. Was/Now: Can apply any but generally recommend in this case 'Add to Existing Promotions'
8. No Disc Allowed: Leave as is
9. How to Apply: Automatically Based on Items Added to Basket, choose Happy Vitamins from Trigger Product Groups
10. Sort Order: Lower sort order will have highest priority, default set to 1000
11. Restrictions: None
11. When: Now or set dates