This portfolio assignment, focusing on PPMP20013 Week 9, examines the critical aspects of managing change, disputes, arbitration, and mediation within projects. The student's work integrates key concepts from the unit's readings, including Smith Chapters 4, 15, and 20, alongside optional readings and a case study from QBCC. The portfolio explores the significance of quality management systems in handling conflicts, the role of supply chain management in project success, and the adoption of ground theory strategies for understanding mediation. It also delves into constructive problem-solving relationships, organizational changes, and the effective handling of disputes through risk management and quality control. The assignment references various sources including Fatima et al. (2017), Moore (2014), and Singer (2018), to support its analysis of conflict resolution and its impact on project outcomes. The portfolio emphasizes the importance of identifying, managing, and resolving disputes to improve organizational performance and stakeholder relations.