To enhance their writing skills for UPSC exams, candidates should focus on clarity, coherence, and structure. Regular practice in writing essays and answer writing is crucial for developing proficiency. Seeking feedback from mentors or peers can help identify areas for improvement. Candidates should also study previous years' questions to understand the expected answer format. Familiarizing themselves with current affairs and integrating them into their responses can make their answers more relevant and impactful. Additionally, maintaining a clear introduction, body, and conclusion in responses ensures logical flow and reinforces their arguments effectively.