Create coupon discounts for customers.
Features:
- The coupons can then be entered on the cart or the checkout page.
- Limit to total uses, user group, date range, or order total.
- Create Multiple-coupon codes for a single discount to track usage.
- Discount by percentage, or by an absolute amount.
- Set begin and expiration dates for when a coupon can be applied.
- Support multiple coupon codes for a single order.
