topic
The subject a piece of writing is about, often narrowed to a specific angle.
purpose
What a piece of writing is meant to do: inform, explain, analyze, persuade, entertain, describe, reflect or evaluate.
audience
The readers a text is written for.
form
The type or shape of a text, such as an essay, report, letter, review or short story.
conventions (of a form)
The features readers expect in a form, such as a headline in a news article or a salutation in a letter.
task word
The verb in a prompt that tells you what kind of thinking to show (analyze, explain, evaluate...).
RAFT
A planning frame: Role, Audience, Format, Topic.