An airport terminal is the most demanding cleaning environment in commercial facility management. Footfall is continuous, tolerance for disruption is zero, and the quality assessment is conducted by every passenger who walks through. The operational challenge is timing. A terminal floor must be scrubbed, but a wet floor during a peak departure wave is a safety and reputation risk. This forces most mechanised work into narrow windows, typically between 1 AM and 4 AM, with lighter maintenance passes during the day using equipment that leaves surfaces dry within seconds. Restrooms are where passenger perception is actually formed. Industry practice has moved from fixed-schedule cleaning to footfall-triggered cleaning, where sensors count entries and trigger a service call after a threshold. This single change has driven measurable improvements in satisfaction scores at several Indian airports. Manpower deployment follows the flight schedule, not the clock. Rosters are built around arrival and departure banks, with surge coverage during peak banks and reduced strength during lulls. A static roster in a dynamic environment guarantees both overstaffing and understaffing on the same day. Equipment matters more than headcount beyond a certain point. Ride-on scrubber-driers, high-reach access platforms for glass facades, and backpack vacuums for seating areas allow a trained team of thirty to outperform an untrained team of fifty. The measurement that matters is the Customer Satisfaction Index, assessed quarterly. It is unforgiving, it is public, and it cannot be negotiated.