This document provides tips for libraries to effectively use social media platforms like Facebook, memes, Twitter, and Pinterest to engage patrons. It recommends that libraries use Facebook to share information about programs, resources, closings, and entertaining content like puzzles and humor. Memes are described as funny image macros that spread online and can be used on Facebook. Tips for using hashtags on Twitter to reach local patrons are also provided. Pinterest is suggested as a way to organize program ideas.