Social Media How Jersey Mike’s engages Facebook fans without giveaways, coupons or freebies Rather than obtaining Facebook “empty likes” with coupons, the sandwich chain opted this summer for a charity campaign and a look at its own history. By Matt WilsonDec. 4, 2012 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.