The document discusses the role of social networks in extension education. It begins by defining social networks as means of communication that connect people through relationships. It then discusses how social networks can be used in extension education by going beyond face-to-face teaching and providing asynchronous learning. Several popular social media platforms are described, including their founders, launch dates, and key features. The roles of these social networks in disseminating information for extension education are outlined. Both the advantages of social networks in sharing ideas and communicating more cost effectively, as well as challenges around passive users and infrastructure issues are covered.