MEMORIAL DAY COUPON! $10 OFF Any purchase of $50 or more. Good May 22 - May 31, 2006. Good towards any purchase. Limit one coupon per person per day. Present this coupon to: MidAmerica Motoplex (I-29 Exit 83) 4915 North Northview Avenue Sioux Falls, SD 57107 Select File and Print to print your coupon. (PC Ctrl+P or MAC Apple+P)