prd-standardslisted

# PRD Standards ## Purpose Canonical reference for PRD quality — shared by both authoring and review workflows. Ensures the author and reviewer apply the same standards. ## Reference Selection | Task | Read | |------|------| | Writing or reviewing a full PRD | `references/prd-template.md` | | Writing or reviewing acceptance criteria | `references/acceptance-criteria.md` | | Assessing story readiness or drafting user stories | `references/user-story-guide.md` | ## Relationship to Core Frameworks 4 Risks framework, Confidence Meter (0-10), and OST hierarchy are foundational concepts. This skill operationalizes them in the PRD context — templates, thresholds, and format. ## PRD Structure A discovery-driven PRD follows a standard structure with additive extensions. See `references/prd-template.md` for the authoritative template. **Core sections** (standard PRD): - Overview (one-line summary, background) - User Stories - Functional Requirements (with EARS-format ACs) - Non-Functional Requirements (including accessibility) - Success Criteria (tied to Product Outcomes) - Technical Considerations **Discovery extensions** (additive, never replace core sections): - Hypothesis & validation references in Overview - 4 Risks confidence per user story - Unvalidated assumptions section in Technical Considerations ## User Story Standards Each user story follows the persona-grounded format with 4 Risks assessment. See `references/user-story-guide.md` for the full guide. Key rules: