It's allowed now. Property viewings are, for whatever reason, still fine during lockdown.
So I can leave my tier 4 area to visit another tier 4 area in order to wander round someone else's house?
Yep https://www.gov.uk/guidance/government-advice-on-home-moving-during-the-coronavirus-covid-19-outbreak
@aggi started
London Fixed Gear and Single-Speed is a community of fixed gear and single-speed cyclists.
aggi
So I can leave my tier 4 area to visit another tier 4 area in order to wander round someone else's house?