Today in Athens, Georgia you can get $55 worth of keepsake books for $15, which would be only $5 after your credit!
Today in Albequerque, New Mexico you can get any downloadable PC or Mac game for only $3, which would be $7 profit after your credit!! (Cha-ching! More money to use for your next Groupon.)
Today in Greenville, South Carolina you can get $20 to EverydaySource (who sells camera cases, cables, ink, toner, etc) for only $10, which would be FREE after your credit.
Today in Pensacola, Florida you can get a customized speaker (like to use for an ipod or something) for only $19, which is $9 after your credit. This might make a nice Father's Day gift.
Today in Corpus Christie, Texas you can get $35 worth of Fancy Fortune Cookies and desserts for only $15, which is $5 after your credit. Might be fun if you've got a party coming up!
I hope that helped give you all some ideas!