Effective communication enhances group study sessions for UPSC by fostering an environment of collaboration and support. Clear articulation of ideas ensures that all participants can contribute meaningfully to discussions. It allows for the clarification of complex topics and the sharing of diverse perspectives, which aids in understanding. Active listening is vital, as it encourages feedback and constructive criticism. Teams that communicate effectively can divide content based on strengths, leading to a more efficient study process. Additionally, sharing notes and resources becomes seamless, creating a comprehensive learning experience that benefits all group members.