THE FIRST PAPER OF THIS SYMPOSIUM DEALS WITH A SYSTEMS STRATEGY FOR THE ASSESSMENT OF A HALFWAY HOUSE FOR TEENAGERS. IT WAS WRITTEN BY THE EVALUATION PROJECT DIRECTOR AND EMPHASIZES THE STRATEGY THAT WAS USED IN MAKING THE EVALUATION. THE SECOND PAPER, ASSESSMENT OF THE ADEQUACY OF SERVICES PROVIDED BY A HALFWAY HOUSE FOR ADOLESCENTS, PRESENTS A DETAILED DESCRIPTION OF THE METHODS AND RESULTS OF ONE SPECIFIC ASSESSMENT AND WAS WRITTEN BY THE TWO PSYCHOLOGISTS WHO PERFORMED THAT ASSESSMENT. THE THIRD PAPER, WHICH DISCUSSES THE ROLE OF FINANCIAL ANALYSIS IN EVALUATION, EMPHASIZES THE IMPORTANCE OF THE FINANCIAL ANALYSIS PERFORMED DURING THE EVALUATION AND MAKES SUGGESTIONS REGARDING THE USE OF FINANCIAL DATA. THE FINAL PAPER, THE EVALUATED AGENCY'S VIEW OF THE EVALUATION, WAS WRITTEN BY THE PROGRAM DIRECTOR FOR THE HALFWAY HOUSE AND RELATES HOW THIS AGENCY SOUGHT TO MAKE MAXIMUM USE OF THE EVALUATION PROCESS TO WHICH IT WAS SUBJECT. (AUTHOR ABSTRACT MODIFIED)