This document provides information on ISBAR, a communication tool for healthcare professionals. ISBAR stands for Introduction, Situation, Background, Assessment, Recommendation. It is intended to standardize communication and ensure completeness of information exchanged. The document reviews why effective communication is important for patient safety, and provides examples and guidelines for using ISBAR in various contexts like patient handovers, referrals, and discussing patient deterioration. Healthcare workers are encouraged to learn and apply ISBAR in both verbal and written exchanges to help organize information and make recommendations clear.