Maintenance service is essential for ensuring the long-term functionality and efficiency of equipment, systems, or properties. Regular maintenance helps prevent unexpected breakdowns and costly repairs by addressing issues before they escalate. It involves routine inspections, cleaning, adjustments, and the replacement of worn parts to keep everything operating smoothly. For buildings, maintenance includes tasks like checking HVAC systems, plumbing, and electrical systems to ensure safety and compliance with regulations. For machinery and vehicles, it involves lubrication, calibration, and parts replacement to extend their lifespan and improve performance.