The organizational structure of this manual parallels the evolutionary stages in school improvement--needs assessment, planning, implementation, and outcomes. The manual provides procedures for data-based management and includes within each section, sample instruments, data collection and analyses procedures, and questions for decision-making. The following exhibits are appended: (1) Climate Survey Score Card; (2) Climate Profile Sheets; (3) Mt. Diablo U.S.D. Staff Development Self Assessment Surveys; (4) School Vandalism Study; (5) School Needs Summary; (6) School Improvement Plans; (7) Request Form for Conference Attendance Workshop Evaluation Forms; (8) School Staff Interview: Levels of Use of an Innovation; (9) Year-End Process Summary Form; (10) Capsule Summaries of Site Activities; and (11) Curriculum Review Checklist. The responsibilities of both the central or district level staff and the school site level staff are defined in terms of evaluation of school improvement. (RL)