Tracked by Evreward since 2005, The Popcorn Factory offers coupons, cash back rebates and rewards, with savings as high as 50% off. The Popcorn Factory discount coupons are seasonal, appearing every three to four months, and are often more valuable than similar merchants. Even when The Popcorn Factory doesn't have a coupon, you can always get up to 25% cash back, and other great rewards, with every purchase.