On February 8, 2011 I traveled to Walmart to get my dog some treats, and I had a $2.00 coupon for Dentastyx from the manufactorer. When I went to check out the coupon would not scan, the expire date was 3/18/11, the cashier tried two more times and then called over the manager. She came over (her name I didn't see on her badge) and she read the coupon. Then she told me the picture on the coupon says 7 stix, and since I had an 18 stix bag they wouldn't take it. I even showed her where it stated Available in Mini, Small/Medium and... read full review »