This document outlines 7 topics that will be discussed about social network services: 1) Introduction, 2) Nature, 3) Types, 4) Benefits, 5) Use for government agencies, 6) Strategies for efficient use, and 7) Problems. It then provides guidance on how government agencies can use social networks to motivate participation, create centralized hubs for issues, and prepare communication channels in advance. Reasons for government use include powerful and low-cost communication, closer relationships, and knowledge sharing.