Raw meat, poultry, or seafood not separated from ready-to-eat food, or food left unprotected during prep, storage, or display.
Roaches, rodents, flies, or other pests present — or doors and openings that let them in not protected.
High-risk food (like meat) thawed improperly, promoting bacterial growth.
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.