Peer collaboration is crucial for UPSC aspirants as it fosters a supportive learning environment. Engaging with peers allows candidates to share knowledge, discuss complex topics, and clarify doubts, enhancing overall understanding. Study groups can facilitate diverse perspectives on subjects, enabling deeper insights into the syllabus. Additionally, collaborative learning can motivate and maintain accountability among group members, promoting discipline in studying. However, it is essential to strike a balance between collaboration and independent study, as both approaches have their unique advantages in preparation.