Click here to find out more and to find a Coinstar location near you.
Here's the scoop:
Cash in your spare change at a Coinstar machine
Select the Itunes e-certificate option. On the end of your receipt will be a $10 promo code.
Go home and enter the code here and you will receive a $10 ITunes gift card in the mail. (You can use the $40 one that you purchased immediately).