Sales of office buildings jumped 20 percent last year, and leasing activity is up, too. Companies are looking for more space as work-from-home policies peter out. Real Estate (Commercial), Real Estate and Housing (Residential), Renting and Leasing (Real Estate), Mortgages, Landlords, Foreclosures Sales of office buildings jumped 20 percent last year, and leasing activity is up, too. Companies are looking for more space as work-from-home policies peter out. NYT > Business