Content Marketing Content creation expands with new Tumblr and Pinterest features Brand managers can not only up their content creation game with these social media updates, they can also build stronger online communities. By Beki Winchel@bekiwekiFeb. 2, 2015 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.