This document provides an overview of protocols for professional conversations and how they can be used. It defines protocols as structured guides for conversations that help focus discussions and deepen understanding. Several specific protocols are described, including the microlab protocol for examining questions in small groups, the tuning protocol for analyzing student or adult work, and the consultancy protocol for exploring dilemmas. The document emphasizes that protocols provide routines to support reflective, equitable conversations among educators and allocate time for essential discussions about teaching and learning. When used appropriately, protocols can enhance clarity, safety, equity and learning in professional interactions.