Roaches, rodents, flies, or other pests present — or doors and openings that let them in not protected.
Food held, cooled, cooked, or reheated outside safe temperatures, letting dangerous bacteria multiply.
Missing consumer advisory for raw or undercooked items, ready-to-eat food not date-marked, or food not properly labeled.
Scoops and other in-use utensils stored improperly (e.g. handle down in the food).
Surfaces that touch food — cutting boards, ice bins, dish racks — soiled or not sanitized.
Floors, walls, ceilings, or attached equipment dirty, damaged, or poorly vented.