There are some great deals out there on food; here's a few I've found:
Boston Market: $3 off a $6 purchase. Expires 9/15/09.
McDonalds: Free medium fries and drink when you purchase any Angus Third Pounder. Exp. 8/31/09
Wendy's: $1 off a twisted frosty when you play an instant win game
Arby's: Free Wednesdays; today (8/12) is a free sandwich with purchase of a soft drink
Quiznos: buy any size Mesquite Chicken, Turkey Ranch & Swiss, Classic Italian or Traditional Sub at Quiznos and get your second identical one for $1. (limited time offer)