For effective revision for the UPSC exams, candidates should adopt a systematic strategy that includes structured study schedules and consistent reviews. Techniques such as active recall, where one tests oneself on the material without looking at notes, can improve retention. Creating mind maps and flashcards can also aid in synthesizing vast information into digestible formats. Prioritizing important subjects based on the syllabus, and regularly revisiting them will help reinforce learning. Moreover, working on past papers and engaging in mock tests not only familiarizes candidates with exam patterns but also boosts confidence.