From my own experience, the struggle to retain study material is real, especially when notes are scattered across multiple platforms. Initially, I kept my lecture slides in Google Drive, PDFs on my desktop, and videos bookmarked separately. This fragmentation made regular review challenging, leading me to forget critical information by exam time. What transformed my study routine was adopting a centralized system where all my notes—from voice recordings, PDFs, and videos—live together. This approach aligns with the idea that keeping notes in one place not only simplifies review but also encourages consistent revisiting. Turning passive notes into active recall tools made a huge difference. I started converting my notes into flashcards and quizzes right after lectures. Explaining topics out loud, like the Feynman technique, helped cement concepts deeper in my memory. Plus, incorporating mind maps fostered better organization, linking related ideas instead of listing random bullet points. Another game-changer was applying spaced repetition. Instead of last-minute cramming, regularly revisiting material on a schedule helped move knowledge from short-term to long-term memory, reducing exam stress. Lastly, self-testing became my go-to strategy. Testing isn’t just a way to evaluate knowledge but a powerful way to strengthen learning itself. I recommend frequent quizzes and self-explanations as daily habits. In summary, centralizing your notes, practicing active recall through flashcards and verbal explanations, structuring information with mind maps, and adopting spaced repetition plus self-testing can dramatically improve retention and reduce the frustration many students face before exams.