Candidates can employ various techniques to improve their writing skills for the UPSC exam. Practicing structured writing, incorporating clear arguments and evidence, is essential for coherence. Regularly composing essays and answers within timed constraints enhances time management and articulateness. Seeking feedback on writing samples from mentors or peers can provide valuable insights for improvement. Reading exemplary answers and practicing concise expressions can help refine language skills. Finally, revising regularly to incorporate new knowledge and practicing past questions can enhance both clarity and effectiveness in written responses.