This document discusses the benefits of commissioning for building owners and operators. Commissioning can help save energy and improve indoor air quality. It is required for LEED certification and can help evaluate building performance after occupancy. Commissioning procedures should be discussed with consultants. The document suggests that commissioning may be of interest for facilities management, integrating internet of things technologies, achieving high performance buildings, energy savings performance contracting, reducing operating expenses, and implementing an ISO 50001 energy management system.