To improve writing skills for the UPSC exam, several strategies can be utilized. Regular practice of answer writing under timed conditions helps in developing speed and clarity. Candidates should focus on structuring their answers effectively, with clear introductions, body, and conclusions. Receiving constructive feedback from mentors or peers can illuminate areas for improvement. Incorporating current affairs into answers adds relevance and depth, while practicing essay writing helps articulate thoughts coherently. Lastly, reading widely enhances vocabulary and style, crucial for impactful writing in exams.