This document discusses creating a rapid admit unit to prevent emergency department overcrowding. It defines overcrowding and describes common strategies to address it, such as fast tracks and pulling patients to fill inpatient beds. A rapid admit unit can help by moving admitted patients out of the ED quickly. The document outlines how to plan and implement a rapid admit unit, including criteria for patient inclusion, staffing, equipment needs, and metrics to measure its success in reducing boarding times and left without being seen rates.