1. To inform: To provide information, facts, or knowledge to the reader. Examples include news articles, textbooks, and encyclopedias.
2. To persuade: To convince the reader to believe or do something. Examples include advertisements, political speeches, and sales letters.
3. To express: To share one's thoughts, feelings, or emotions. Examples include personal essays, poetry, and journals.
4. To entertain: To amuse or divert the reader. Examples include novels, short stories, and plays.
5. To record: To preserve information for future reference. Examples include historical documents, diaries, and minutes of meetings.