Why We Love...Property Shows

Property is a very British obsession and there have been a multitude of hugely successful TV formats. From selling houses, buying houses, building houses, moving to the country, moving to the sea, downsizing, upsizing … the list goes on and our appetite does not seem to wane. So why do we love property shows? How have they changed as society (and the housing market) have changed, what are the key ingredients to a successful property show and where will the format go from here?