And for sale. a recent study found that we had the united states had underbuilt housing by 5.5 million homes over the past 20 years. >> so why the -- why is it catching up to us now, the low supply? >> there is some short-term factors, the pandemic obviously led to shortages of critical construction materials like lumber, steel, copper wire, and prices for these materials have gone up. but over the longer term, we had an insufficient to persistent lack of skilled construction workers, but also you heard that in the segment that too many communities have restrictive land use and zoning policies...