First brag ever!
Bought 2 Scope Outlast Mouthwash and 4 Crest 3D Toothpastes.
Trans #1: 2 toothpaste
Used two $2/1 crest coupon and use $2 ecb that I already had. Total OOP: free and received $2 in ecbs.
Trans #2: 2 toothpastes
Used two $2/1 crest coupon and used $2 ecb from Trans #1.
Total OOP: free
Trans #3: 2 Scope Mouthwash
Used two $1.25 scope coupons
Used $5 ecbs that I already had.
Total OOP: $2.48 and received $6 ecbs!

The opinions expressed in this brag do not necessarily reflect the views of Krazy Coupon Lady.