Narrative writing is storytelling at its most basic: it’s all about sharing something that happens to a character.
Descriptive writing involves capturing every detail of the place, person, or scene you’re writing about.
Persuasive writing is all about getting your point across. The goal is to share your opinion in a thoughtful way—or, even better, to actually convince the reader of a viewpoint or idea.
Expository writing exists to explain a subject or inform about a particular topic area. The goal is simply to teach the reader something.
As with any artistic medium, the rules are really only there to be broken—and creative writing is any writing that exists outside of the styles above