Restaurant.com has extend the deal we posted yesterday and is offering 90% off any gift certificate for one more day. To get discount, use the coupon code: WOW at checkout. This gets you $50 gift certificates for as low as $2, $25 dining certificates for as low as $1, and $10 gift certificates for as low as 50-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.