Apply it to Persuasive letter:
Compare a draft with a stronger version.
Less effective: Give us a garden. It will be nice.
More effective: Could the unused courtyard become a small garden? Two raised beds would give science classes a place to study plant growth and cost less than a full redesign.
A clear request is paired with a relevant benefit and feasible detail.
Purpose, shape and language.
Purpose: Make a case to a named person or organisation
Common forms: Request, complaint, campaign, recommendation
Typical structure: Address and purpose → context → reasons and evidence → clear request → sign-off
Language features: Direct address; modal verbs; evidence; courteous request forms
Tone and register: Respectful and purposeful; formality follows the relationship and institution.
Teaching guidance
Name the audience and the action you want. Keep each paragraph tied to that action.
Quick learner checklist
- □ The opening makes the purpose clear: Make a case to a named person or organisation.
- □ Each part has a clear place and moves the reader towards the purpose.
- □ The language features, tone and level of formality fit the reader and situation.
- □ I have checked the details, paragraphing and punctuation before sharing.