Fecha de publicación: 31/03/2011 Fuente: WIPO "sustainability" An energy audit and sustainability analysis business model, comprising an equipment/appliances/materials database, a member/audits/sales member customer database, a certification Leadership in Energy and Environmental Design/Energy Star consulting services/construction services database, a programming computer, and an auditing system computer software that produces a report. The energy audit and sustainability analysis business model allows comparisons of a non-green building structure to a potential green building structure. The auditing system allows for data in three areas to be analyzed to give a real comprehensive view of overall saving, sustainability, and individual reductions in environmental footprints.