If you run a shop near Kennington station, you already know how quickly a clean window can change the feel of a street-facing business.

Moving out is rarely just about boxes, keys, and a final meter reading. There is always that last big job staring back at you: the clean.

If you live on or near Kennington Road, you already know the rhythm of SE11 living: busy pavements, older properties mixed with modern flats, a bit of London dust that seems to arrive whether you opened the windows or not.