This reduces the price of a single purchase by 10%, before tax, for any item under 20$. These coupons can not be used to lower the price of multiple items put together, and can not be used with any other coupon, bonus, or discount of any kind. This coupon is only good for one use. You cannot use more than coupon one at a time. Each customer can only use one coupon per day, and customers who use this coupon must give a valid I.D or license that will be recorded to make sure that they do not try to use one again.