Generate a full detail guide for teachers on preparing for and conducting effective parent-teacher conferences. The guide must be a professional playbook. It should include detailed sections on: 1. The Preparation Phase: A checklist of data and student work to gather beforehand. 2. How to structure the conference, including starting with a positive observation. 3. A guide to the 'sandwich method' for delivering difficult feedback. 4. Strategies for creating a collaborative partnership with parents. 5. A template for a follow-up email. Please include a supportive disclaimer.