Social Media Twitter takes agencies to ‘Flight School’ The online tool will keep marketers abreast of changes to the social media platform and help them develop campaigns. By Matt WilsonAug. 29, 2014 SHARE Ragan Insider Premium Content 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.