You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract The Only 'Rule' For Social Media You Need to Know: Start Small Lengthy To-do Lists and Complex Strategies Are Not the Way to Achieve Mastery By Brian Sheehan, Published on March 29, 2011 16 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.