Aspirants can use public administration case studies effectively by analyzing real-world examples of policy implementation and governance challenges. Such case studies provide insights into the principles of public administration, revealing the complexity of administrative decisions and outcomes. Aspirants should focus on frameworks like accountability, transparency, and ethical governance while preparing. By relating these concepts to the syllabus, candidates can enhance their understanding and application of theories in the Mains examination. Additionally, discussing these cases in study groups can broaden perspectives and deepen analytical skills.