In conclusion, research shows that previewing before reading enhances comprehension by setting a clear purpose and expectations. Your approach to previewing may vary based on the genre. For nonfiction, assess prior knowledge and understand the author's organization. For biographies, focus on the individual, time period, and key events. In fiction, examine characters, setting, and plot to make predictions about the story's challenges and resolutions. Embrace previewing as a valuable tool to improve your reading experience and understanding across various genres.