Many people want to use One Teaspoon Promo Code in order to enjoy as many discounts as possible, but this is not allowed in One Teaspoon. One Teaspoon's system will automatically invalidate the excess Promo Code, and One Teaspoon Coupon Code that has not been used due to the failure will be returned to the customer's coupon wallet for them to use the next time at oneteaspoon.com.