Surfaces that touch food — cutting boards, ice bins, dish racks — soiled or not sanitized.
High-risk food (like meat) thawed improperly, promoting bacterial growth.
Food-contact or nonfood-contact surfaces improperly designed, constructed, maintained, or located.
Dirty wiping cloths not stored in sanitizer, or soiled linens handled improperly.
Floors, walls, ceilings, or attached equipment dirty, damaged, or poorly vented.