Social Media Hershey’s three pillars of Facebook engagement Awareness, content, and agility are crucial to getting Facebook users to check out your brand or, in Hershey’s case, brands. By Matt WilsonJan. 23, 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.