This week at Walgreens, Tide detergent bottles are on sale for $5.99. Spend $20.00 before coupons and earn 5,000 Balance Rewards Points, worth about $5.00 when later redeemed for store credit. Buy four Tide detergents and use four Tide coupons from the Procter & Gamble newspaper insert. Redeem a MobiSave rebate for $0.10 back on any brand of detergent. The final price is $3.72 each!