Food held, cooled, cooked, or reheated outside safe temperatures, letting dangerous bacteria multiply.
Handwash sink missing, blocked, or used for other purposes, or missing soap, towels, or the handwash sign.
Dirty wiping cloths not stored in sanitizer, or soiled linens handled improperly.
Plumbing not installed or maintained properly — leaks, mop sink issues, unserviced water filters, or missing backflow prevention.