Includes: chauffeurs, laundry and dry cleaning operatives, truck drivers, bus drivers, garage laborers, custodial employees, gardeners, groundskeepers, refuse collectors, construction workers, park rangers(maintenance), farm workers (except managers), craft apprentices/trainees/helpers, and kindred workers. Employees are required to maintain valid work authorization to satisfy the conditions of Form I9 at all times during their employment and the university makes no implicit or explicit promises to financially support visa or permanent residency applications.