Creating effective summaries for lengthy UPSC texts involves identifying key themes and concepts. First, candidates should read the text thoroughly, highlighting significant points. Next, paraphrasing and synthesizing these key points into concise statements is essential. Structuring the summary logically, with clear headings if necessary, aids in clarity. Utilizing bullet points or numbered lists can help present information succinctly. Regular practice of summarizing various texts improves efficiency and ensures better retention of information, which is crucial in the context of vast syllabi.