Facilities management can be defined as the tools and services that support the functionality, safety, and sustainability of buildings, grounds, infrastructure, and real estate. Facility managers (FMs) can have many different titles and arrive in their profession through a variety of career paths. They’re responsible for making sure systems of the built environment, or facility, work harmoniously. They are important because they make sure the places in which people work, play, learn and live are safe, comfortable, productive and sustainable.People Technology Graphics. FMs contribute to the organization’s bottom line through their responsibility for maintaining what are often an organization’s largest and most valuable assets, such as property, buildings, equipment and other environments that house personnel, productivity, inventory and other elements of operation.