The document provides tips and strategies for engaging silent citizens in the planning process. It discusses techniques used such as public design sessions, project websites, workshops, email blasts, and ads. It outlines the successes of using social media platforms like Facebook, including boosting posts and driving traffic to online comment forums. Metrics are shared on user interactions and feedback received through these digital outreach methods. Key recommendations include being proactive in marketing, providing instructions for participation, and giving incentives to encourage engagement.