There’s a few hours left on this deal.
Since they’re likely to keep offering these coupons as they transition away from PayPal to their own managed payments system, I want to note one more thing: when you use it on multiple items (e.g., two $5 items), whether or not they’re from the same seller, you’ll also see a tan banner at the top of the checkout page that allows you to apply the coupon without scrolling down to the bottom to check the box in the gift cards area.