Innovative group-sharing techniques contribute to knowledge-building for UPSC by fostering collaboration among candidates. These may include peer teaching, where aspirants take turns explaining challenging topics to each other, enhancing understanding through discussion. Additionally, employing study groups that focus on specific subjects, culminating in presentations or debates, promotes active engagement. Using online forums and social media groups to share resources and insights further enriches collective knowledge, creating a supportive environment that benefits all members. Overall, these techniques can improve retention and understanding of complex subjects.