PayPal offers a $5 Eat24 Coupon for free via its PayPal app for iPhone, Android, or Windows Phone. (Search for a nearby restaurant; tap any restaurant offer and the $5 off coupon will pop up.) Deal ends March 18.
Completing your order through Eat24? Use coupon code "roast" to knock an additional $2 off orders of $10 or more. Be sure to still check out via Paypal.