This week at Walgreens, Cottonelle Mega Roll Bath Tissue is on sale for $4.99. Buy one pack, and stack a new $1.00/1 Smart Source newspaper manufacturer coupon with a $1.00/1 store coupon from page 7 of the Walgreens August Savings Book. This free book is located at the front of the store with the weekly ads. Newspaper coupons can vary by region. Later, submit your receipt for a $0.50/1 Ibotta rebate offer. The final price will be $2.49, or $0.42 per roll!