Coinstar: Get $40 gift card, get extra $10 card for free

At participating Coinstar machines, exchange $40 of your spare change for a gift card or eCertificate and get an extra $10 bonus gift card for free by mail. Print out the receipt, fill it out, and mail it in to receive the $10 certificate in the mail. To find a machine near you, click here and enter your ZIP code in the "machine locator" box in the top right. Deal ends December 6.