Print a Special K coupon to save $1.00 on three boxes of cereal! This month at Walgreens, Special K cereals are on sale, three for $8.00. Receive 3,000 Balance Rewards Points for buying three boxes, worth $3.00 when later redeemed for store credit. Use one $1.00/3 Kellogg’s coupon and earn $1.00 with Checkout 51. Even if you did this deal earlier in the week, it can be done again! The Checkout 51 offer is back.