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”.

Normally, one discount code is only applied for one offer. However, If the users put a vast of items in their cart, it is easy to use one coupon code to purchase items. It depends on Whizlabs.com's policy, you can contact Whizlabs.com via mail for your reference.

To avoid this problem, you should check out carefully Whizlabs.com 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.

Once you find available coupon codes and are approved by the Whizlabs.com official store, you can submit them to us at Coupon Submission. We are not responsible for the reliability of coupons provided by customers.

It is hard to see a Sitewide Discount of 50% from Whizlabs.com on normal days. It's easier for you to shop on federal holidays or important days of the year. New Year’s Day, Thanksgiving, Christmas, Military Day...are recommended.