 By the mid-1970s, ENCOR became a place where it was possible to see the positive effects of a comprehensive system of services that combined family support, integrated early education, individually supported employment and work stations in industry, an array of small residences specialized to provide a range of supports to meet individual needs in ordinary housing, including an apartment living program, and a set of specialized initiatives, such as a program for legal offenders with mental retardation, both of which were, at the time, radically new concepts in the field.Another of his major change agentry strategies to guide the development of emerging community service systems, such as ENCOR, was the creation of PASS with Linda Glenn (Wolfensberger and Glenn (1972, 1975).PASS (an acronym for Program Analysis of Service Systems) is an instrument to evaluate the likely impact of a service's physical, social, and administrative features on its recipients’ age and culture appropriate treatment and interpretation, developmental growth, and social integration, as well as its degree of specialization to meet the most important service needs of the people it serves.