CVS: Reach Floss Moneymaker

CVS has the Reach Floss Mint Flavor 55 yard for $1.99. Plus you get a $2 ECB when you buy 1, the limit on this is TWO. Here's how to turn this into a moneymaker using the $1/1 coupons available:

Buy 1 Reach Floss Mint Flavor 55 yard @ $1.99
- $1/1 from 3/7 RP orhere
= 99¢
Get back $2 ECB
Final cost: FREE plus $1 mm!