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PRD

Understanding Product Requirements Documents and their role in development

Last updated: 8/15/2025

PRD

A PRD (Product Requirements Document) is a document that outlines what a product should do and how it should work. Think of it as a blueprint for building software.

What is a PRD?

A PRD describes:

  • What problem the product solves
  • Who the product is for
  • What features the product needs
  • How users will interact with it
  • What success looks like

Why PRDs Matter

PRDs help teams:

  • Stay aligned on goals
  • Avoid building the wrong thing
  • Plan development work
  • Test if the final product meets requirements

Key Components

A good PRD includes:

  • Problem Statement - What issue are we solving?
  • User Stories - Who needs this and why?
  • Functional Requirements - What should the product do?
  • Acceptance Criteria - How do we know it's working?
  • Success Metrics - What defines success?

Simple Example

Instead of saying "build a login system", a PRD would specify:

  • Users can enter email and password
  • System validates credentials
  • Users see error messages for invalid inputs
  • Successful login redirects to dashboard

PRDs turn vague ideas into clear, actionable development tasks.