August 26, 2008 by mindySave $5 off a $50 Purchase at KMart! Save $5 off your $50 Kmart purchase starting Tuesday through September 1, 2008, with this coupon. (The coupon says Tuesday, the 28th and today is the 26th, so use at your own risk for the next 2 days.) ShareTweetPinYumShare0 Shares