In the buildup to Nationals, the narrative techniques commonly used include foreshadowing, character development, tension building, and plot twists. Foreshadowing is often employed to hint at future events or outcomes related to the competition. Character development is crucial during this time to showcase the growth and challenges faced by the main characters as they prepare for Nationals. Tension is built through conflicts, setbacks, and high stakes situations leading up to the competition. Plot twists may also be integrated to keep the audience engaged and create unexpected developments in the story.