In recent years, Frito-Lay has experimented with the flavors of its iconic Lay’s potato chips, giving consumers the chance to weigh in on what outlandish flavors — cappuccino, wasabi ginger, bacon mac and cheese — should be added to the company’s lineup for a limited time. More recently, the company has revamped its popular BBQ Lay’s — somehow adding a “burst of flavor.” And, in an attempt to entice customers to try the re-flavored snack, the company offered customers a coupon for a free bag of chips. Except, by the time the mailed coupons arrived, they were expired. [More]