This document discusses the key operations involved in running a hatchery. It describes securing hatching eggs from sources like breeder hens, flock owners, and other hatcheries. Important hatchery operations include handling and storing eggs, setting eggs, filtering air in incubators, processing hatched chicks, and sanitation procedures. Key steps involve cooling, grading, and setting eggs, hatching chicks, sorting chicks, and delivering them to farms. Maintaining cleanliness and proper documentation of all processes is also emphasized.