Improving critical writing skills for the UPSC essay paper can be achieved through various approaches. Regular practice is vital; candidates should write essays on diverse topics to enhance articulation and clarity. Engaging in peer reviews allows for constructive feedback, helping candidates identify areas for improvement. Reading quality essays from previous toppers or established authors can provide insights into effective structures and argumentative styles. Additionally, focusing on integrating facts and examples strengthens arguments and enriches content. Consistency in practicing these strategies equips candidates with the necessary skills to deliver compelling essays that resonate with examiners.