Walgreens Shopping, $0.16

I had eight $1 Register Rewards expiring today, so I did the following 8 times:

Cepacol Sensations Lozenges (4 ct), $1 each
Buy 1, Get back $1 Register Reward
Subtotal: $1, Total: $1.02
"Paid" with $1 Register Reward and $.02 OOP
Got back $1 Register Reward
Net Cost $.02

Total Cost for 8 boxes, $0.16