The document outlines five levels of communication that are important for successful change: 1. Telling - One-way communication like presentations and emails to inform people of planned changes. 2. Consulting - Gathering feedback on changes through small group meetings and facilitated discussions. 3. Involving - Exploring the implications of changes through interactive group discussions and reflection. 4. Collaborating - Engaging in dialogue through question and answer sessions to build understanding of changes. 5. Empowering - Encouraging understanding, commitment, and behaviors needed to support sustainable changes.