2018 CBECS used new technology to virtually list buildings and collect data

The Commercial Buildings Energy Consumption Survey (CBECS) is our sample survey about energy consumption in commercial buildings. Throughout its more than 40-year history, the CBECS has adapted to change. The most recent changes include using satellite images to create a sampling frame, which we use in the process to select the buildings we survey, and giving respondents an option to complete the survey online.

Full article at eia.gov