David Snell, author of Building Your Own Home, shares advice on acquiring land, building up a skilled and reliable team, and keeping contracts simple. He is currently building his 14th house!

David Rudlin from Urbed explains what collective custom build is and why it would be beneficial to build more houses this way.

Sarah Lonsdale, an eco columnist for The Telegraph, shares a list of 30 home improvements she has made to reduce energy bills, and save energy and water. Ultimately Sarah would like to build a new home (such as a Huf Haus or Passivhaus) but in the meantime she explains the benefits of incremental upgrades.

Ian McKay from BBM Sustainable Design shares how to find a property that will lend itself well to an eco retrofit.

He also contrasts two very different projects, the retrofit of a 1960s terraced house and the upgrade of a Victorian villa from the 1890s.

Diana Woodward explains how her house was first modelled on a computer and then the 3D digital information was transformed into exact physical replicas. The components were fabricated out of WISA board on-site using a mobile manufacturing facility.