Not every upgrade adds value. The ones that do tend to improve how a space feels every day: light, materials, storage and comfort.

Kitchens and bathrooms remain the strongest returns, especially natural stone, quality fittings and well-planned joinery. Lighting design is close behind, and often the most cost-effective transformation.

Outdoor living spaces, integrated technology and acoustic comfort are increasingly expected at the top of the market.

Whatever the upgrade, quality of execution is what buyers notice. A modest scope delivered perfectly beats an ambitious one finished badly.