My CVS trip:

Transaction #1:

(2) Robitussin products -$4.99 ea.
used (2) $3/1 Robitussin Product, exp. 11/24/12 (RP 09/30/12)
=$3.98
got back $3 ECB -like paying .98 for 2 or .49 each

Transaction #2:

(4) Almay eye makeup remover -$5.49 ea.
used (4) $2/1 Almay Makeup Remover, exp. 11/4/12 (SS 09/23/12 R)
=$13.96
got back $8 ECB -like paying $5.96 for 4 or $1.49 each

(2) Softsoap body wash -2/$7
used (2) $0.50/1 SoftSoap Citrus Splash or Berry Fusion Body Wash, exp. 10/20/12 (SS 09/30/12)
=$6
got back $4 ECB -like paying $2 for 2 or $1 each

Transaction total =$19.96
used a previously earned $10 ECB + $3 ECB from Transaction #1
=$6.96 oop
got back $8 & $4 ECB

Transaction #3:

(3) Dove hair care products -2/$6
+ (2) Dove Men + Care deodorant -2/$7
=$16
used FREE Dove Styling Product wyb Dove Shampoo And Dove Conditioner, exp. 10/28/12 (RP 09/30/12) -this auto-deducted $6!!
+ used (2) $0.25/1 Dove Hair Care Product, exp. 10/28/12 (RP 09/30/12 R)
+ used (2) $1/1 Dove Men+Care Antiperspirant or Deodorant, exp. 10/28/12 (RP 09/30/12)
=$7.50
got back $5 ECB -like paying $2.50 for all 5 or .50 each!

Candy bar - .59

Transaction total =$8.09
used $8 ECB from transaction #2
= .09 oop
got back $5 ECB!

Trip summary:
Total oop =$21.03 (not counting my $10 ECB I came in with)
Left with $9 in ECB's -like paying $12.03 for all 13 items or .92 each item!!