Media Relations The 5 most popular stories on PR Daily this week Readers focused on Instagram and paid social media strategies this week, along with helpful data tools and best times to write. By PR Daily StaffNov. 16, 2015 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.