Outline:

• Why refrigeration is expensive: both cost of equipment + energy cost

• Everyday maintenance tips: cleaning condenser coils, checking door seals, defrosting schedules

• Importance of proper loading and airflow inside fridges/freezers

• Common faults & how to detect them early (temperature fluctuations, strange noise, frost buildup etc.)

• How often to do professional service, when to call a technician

• Energy-saving practices to reduce electricity bills

• Common mistakes to avoid

• Suggest suitable products from your range (blast chillers, display fridges, etc.)