Aspirants can develop better retention of studied material for UPSC by employing techniques like active recall, spaced repetition, and summarization. Creating mind maps and visual aids can enhance memory retention by providing a holistic view of complex topics. Regular self-testing helps reinforce learning and identify areas needing further review. Incorporating group discussions allows aspirants to verbalize concepts, solidifying understanding. Additionally, a structured revision schedule ensures consistent engagement with previously learned material, promoting long-term retention. These strategies foster a strong foundation of knowledge vital for success in the comprehensive UPSC examination.