https://woocommerce.com/products/url-coupons/
Extend or Automate your Coupons with WooCommerce URL CouponsIncrease Conversions by Removing Coupon FieldsAutomatically Apply Coupons for VisitorsRedirect customers after coupon applicationPersonalize Your Coupon URLs to Reward CustomersSet a unique URL for a coupon that applies the coupon when the URL is visitedOptionally set one or more products that will be added to the customer’s cart when the unique URL is visitedControl if and where the customer is redirected to after visiting the URLTrack and increase conversions from your online and print advertisementsImprove conversions by automating action when the customer clicksHelp current customers remember, share, and use couponsOptionally hide other coupon application methodsSupports Smart Coupons extension CSV coupon exportsUse WooCommerce One Page Checkout with URL coupons to provide a complete one-page coupon application and purchasing experience.Reduce purchase barriers by applying discounts and adding items to the cart automaticallySet coupon minimum amounts, expiration dates, or usage limits
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