Candidates can conduct effective research for the UPSC interview stage by utilizing a variety of sources. Primary materials such as government reports, research papers, and current affairs from credible news outlets are vital. Seeking insights from reference books covering core subjects builds foundational knowledge. Participating in online forums and discussion groups enhances perspective and depth of understanding. Furthermore, practicing mock interviews with peers or mentors sharpens response articulation and confidence. A diverse research approach equips candidates with a well-rounded knowledge base for the interview.