For every $50 spent in gift cards, you will receive one Free Meal Pass to enjoy at any Souplantation or Sweet Tomatoes restaurant. You will receive a link to your Free Meal Pass in 3-4 business days. Meal passes valid through 12/31/2018 (yes that is 2018).
E-GC can be ordered online. Physical GC by phone only. See link below for further details.
Deal is valid through 12/31
Commentary - IIRC, adult meal at Sweet Tomatoes is ~12 for lunch and ~16 for dinner. Commonly available coupons bring the price down by $2-$3. So I suppose the value of the meal pass is around $10-$13, which is pretty neat at a discount value of slightly above 20%.