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.
Shelves, counters, handles, or equipment exteriors soiled with grease, debris, or dust.
Plumbing not installed or maintained properly — leaks, mop sink issues, unserviced water filters, or missing backflow prevention.