While preparing for the Ethics paper in Mains, candidates should focus on understanding key concepts like integrity, transparency, and accountability. Incorporating real-life examples into answers can demonstrate practical understanding. It's crucial to analyze case studies critically and apply ethical principles to various scenarios. Familiarity with the syllabus themes and current affairs related to ethics in governance is essential. Additionally, structuring responses clearly and adhering to a logical flow helps in effectively communicating ideas, making a strong impression on the evaluator.