Yes, I think that's something we definitely have to explore. There's one company that sends drones over buildings and looks at heat loss on the roofs and so on.
One real value of a virtual energy audit is actually being able to get a quick energy performance label, which is quite key for defining the market. Then we save the valuable time of those in-person audits, which are still going to be necessary for those deeper retrofits and those buildings in need of bigger upgrades.