$18 for $30 worth of seafood and American cuisine at Enterprise Fish Co. in Santa Monica.  Limit two per person.

$12 for $24 worth of contemporary American breakfast or brunch Monday–Thursday at Killer Cafe in Marina Del Ray (sister to Killer Shrimp).  Limit one per person; additional one as gift.

2, 4, or 10 burgers, fries and drinks at six locations of Johnny Rockets (49% off). Looks like you can order multiples of this Groupon.