Today only, Jul 21, 2015, Restaurant.com is offering 57% off any gift certificate for a limited time. To get discount, use the coupon code: SANTA at checkout. This gets you $25 gift certificates for as low as $4.25, $15 gift certificates for as low as $2.55, $10 dining certificates for as low as $1.70, and $5 gift certificates for as low as 85-cents. Restaurant.com’s gift certificates are redeemable at local restaurants across the United States. Some gift certificates have restrictions, like dinner-only or a $15 minimum.