Requirements Planning

A complete reference for writing requirements that are clear, testable, and ready for development — from individual user stories to full PRDs.

When to Activate

• Writing a PRD, one-pager, or product requirements document
• Creating user stories or acceptance criteria for a feature
• Story pointing or sprint planning
• Breaking down an epic into implementable tasks
• Defining Done criteria for a story or sprint
• Reviewing whether requirements are testable and complete

User Stories

INVEST Criteria