Practicing previous years' essays is vital for better writing in the UPSC context. It familiarizes aspirants with the expected format, style, and themes the examination typically covers. Regular practice helps improve overall writing skills, including coherence, argument structure, and critical analysis. By analyzing past papers, candidates can identify trends and frequently addressed topics, ensuring focused preparation. Moreover, this exercise bolsters candidates' confidence and time management, crucial for writing under exam conditions. Ultimately, practicing previous essays enhances readiness and the chances of achieving favorable results.