This handbook discusses policy responses to probation and parole violations that enhance the effectiveness of supervision while also improving community safety. Chapters include: Critical issues in violations – an overview; The importance of vision, mission, goals, and core values; Collaboration – a central ingredient for success; Developing baseline information; Supervision; Developing tools to make the policy work; Increasing available choices to violation response; Outcome-based interventions; Monitoring the impact of the policy; And tangible outcomes.