Subway posted this on their facebook page:
Saturday, April 16th is BOGO Customer Appreciation Day!
Buy One FOOTLONG and Get One FREE!!*
(*of equal or lesser value and cannot combine with any other offers, coupons, discounts, etc.)
Over 4000 SUBWAY restaurants in the Northeast and Southeast of the USA will be participating!
**Check with your local Subway ahead of time if your area Subways will be participating on this day