Every guide here is written, tested and signed by a person. Four regulars, no ghostwriters.

Seven years writing renovation content, having seen too much rework. she starts with standards, then style.

Eleven years in site management, impatient with rough junctions. he writes only methods that survive a real site.

Former materials buyer who knows every vague line in a quote. he unpicks what makes up a window price item by item.

Independent designer focused on small flats. he prefers dimensions and details you can measure on a drawing.