Aspirants can leverage research skills to evaluate changes in public policy relevant to UPSC exams by conducting systematic literature reviews and analyzing government reports. Engaging with current policy debates through various media, such as journals and news articles, provides contextual understanding. Collaboration with peers on research projects can also yield valuable insights. Organizing findings into concise summaries or presentations aids retention and clarity while preparing for the policy-related sections of the exam. This ability to analyze and articulate policy changes is crucial for effective exam performance.