CVS $3 money maker for Sally Hansen Nail polish starting 5/5!!!

***CVS Scenario***
Buy (2) Sally Hansen No Chip Color, $4.99
Spend $10 and Receive $5 ECB
Use (2) $4/1 Sally Hansen Nail Color, exp. 6/5/13 (RP 05/05/13)
Pay: $1.98 and Receive $5 ECB
Final Cost: FREE + $3.02 Money Maker!