In case you enter a discount code during checkout that doesn't exist or isn't currently active, then you can see the message: “Unable to find a valid discount matching the code entered”.

Discount codes don't stack. If you have 57% off discount, they can't also use a "free shipping" coupon since Only one discount at a time can apply to a single order at the Graze site.

Of course not, most coupons may be used only by you when you received them directly from Graze. As the Graze coupon includes your User ID, it cannot be resold or transferred in any way.

To avoid this problem, you should check out carefully Graze promo code before that promo code could be expired, some promo codes are tied to a minimum purchase, a first-time purchase, or tied to geography, and other reasons.

Yes. The old coupons from Graze will be kept on the page if it has not expired. New coupons will continuously be updated.

Yes. Like all other stores, Graze offers a number of Cyber Monday Coupons. Don't forget to check the expiry date before making your purchase.