For many, Subway is the perfect stop for a quick, “cheap” and healthier lunch option — even more so with its latest daily special. For $3.50, get a 6-inch “Sub of the Day.” Here’s the weekly line-up: Sunday – Meatball Marinara; Monday – Sweet Onion Chicken Teriyaki; Tuesday – Oven-Roasted Chicken; Wednesday – Turkey Breast; Thursday – Italian BMT; Friday – Tuna; and Saturday – Black Forest Ham. For an ever better deal, get the Footlong version for just $6 on each respective day. There is an additional charge for extras, including double meat. The deal is for a limited time at participating locations.