| Size | Bedrooms and bathrooms for a home; rooms and total area for carpet; floor area and washrooms for an office | More space means more time |
| Condition | Heavy buildup, pet hair, grease or construction dust | A space in poor shape takes longer to restore |
| Frequency | One-off clean or a regular schedule, and the gap since the last clean | A first visit and a repeat visit are different jobs |
| Extras | Inside the oven or fridge, interior windows, baseboards, stairs, stain treatment | Each one adds work |
| Access and parking | Stairs, long carries, elevator booking, building rules | They change how long a visit takes |
| Floor types | Mixed surfaces underfoot | Different surfaces call for different methods |