Internet Printed Coupons - How to tell they aren't copies...

If ever you are in a situation where a store employee is questioning your internet printed coupons and wondering if they are copies, you can show them that they are each unique.  On most internet printed coupons underneath the dot scan bar codes in the upper right hand corner is the unique bar code for that specific coupon.  Even if you use the back button to print two copies of a coupon, each will have a unique number.  Most internet coupons have unique bar codes that you can find to show that they are different if the need ever arises.