communications, scheduling, appointments, meetings, conferences, workshops, travel and accommodations, trainings, work activities, on-line enrollment, summer school, school tournaments, students, volunteers, presenters, substitute teachers, and other personnel, etc.) for the purpose of ensuring availability of facilities, equipment, personnel and volunteers; and that services are implemented and maintained efficiently and effectively in conformance with established district policies and guidelines. district staff, students, parents, other school districts, community organizations, state and federal agencies, general public, etc.) for the purpose of taking appropriate action (including deescalation of crisis situations), interpreting and applying policies and procedures, and/or directing to appropriate personnel for resolution.