The document discusses how to modify statements, questions, and requests when changing them from direct to reported speech. For statements, pronouns, verb tenses, places, times, and other expressions may need to change. For questions, any question words become indirect questions or "if/whether" is used. For requests, pronouns, places, times, and verb tenses (from simple present to infinitive) may need to change. The document provides examples of direct and reported speech for each.