This document provides information about Covid-19 including non-essential personnel restrictions, diagnosis, precautions for protection, treatment of Covid-19 patients, other respiratory illnesses, the importance of fit testing for N-95 masks, and isolation recommendations. It outlines measures to restrict visitors during community spread such as posting warning signs. It describes the symptoms of Covid-19 and factors for testing. It also discusses updated CDC guidelines changing Covid-19 from airborne to droplet precautions in most cases.