Turn PayPal’s Coupon Limitations into a Profit Opportunity with "WPDealPay". Use it to also improve the coupon systems of any platform (W+, JVZoo, or any other)! The Problem with PayPal: It Doesn't Offer Coupon Codes. Yes, PayPal it doesn’t offer a built-in option for applying discounts, which makes it harder for sellers to provide an easy coupon experience. And this lack of functionality can directly lead to lost sales.