Food held, cooled, cooked, or reheated outside safe temperatures, letting dangerous bacteria multiply.
Roaches, rodents, flies, or other pests present — or doors and openings that let them in not protected.
Dish machine or sinks not set up or working properly, or missing sanitizer test kit and gauges.
Scoops and other in-use utensils stored improperly (e.g. handle down in the food).
Dirty wiping cloths not stored in sanitizer, or soiled linens handled improperly.
Clean equipment and utensils stored improperly or not air-dried.