Generate a full detail guide on creating a Business Continuity Plan (BCP). The guide must be a practical template. It should differentiate itself from a disaster recovery plan by focusing on maintaining operations. Include sections on: 1. Business Impact Analysis: Identifying critical business functions. 2. A step-by-step plan for relocating operations or shifting to remote work. 3. A communication strategy for keeping employees and customers informed during the disruption. 4. A plan for managing supply chain interruptions. Please include a supportive disclaimer.