Social Media The 5 most popular stories on PR Daily this week Stories about writing and content marketing tools, Elon Musk’s communications directive and more were widely shared by our readers this week. By PR Daily StaffOct. 2, 2017 SHARE Ragan Insider Premium Content Here are the five most widely read stories this week on PR Daily: 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.