"  This report introduces the concept of Demand Flexibility Certificates and lays the methodological foundations for establishing a Demand Flexibility rating system, with a focus on buildings – a sector anticipated to have the most numerous potential Flexibility Providers.  "

" 4.2 Data prerequisites and metrics

The table below provides examples of the components that contribute towards a building’s overall Demand Flexibility potential, as well as the metrics that are better suited to their analysis, and the data required in order to assess their corresponding contribution. "

See Page 25 / 26 of the PDF