Specification

The specification, also known as “Functional Requirement Specification”, is a document used to describe a solution's intended capabilities, appearance, and interactions with users.

Introduction

Specification is the first of three phases in the Uniscale Method.

	High level - Abstract	Detailed - Concrete
What	High-level overview and introduction of your product: Abstract specification Purpose and motivation High-level requirements High-level end-user behaviour Overview of actors Structure breakdown	Moving from abstract to concrete thinking: Decide the overall approach to your solution. Concrete user interface. UX requirements. UI requirements.
Why	Align all stakeholders on what you are building and the purpose while serving as a reference point for your solution.	The detailed specification guides all UI and UX design aspects, forming the user experience foundation.
Who	Product Owner or someone with a deep understanding of the product.	UX/UI Designer
Outcome	A clear understanding of the requirements and desired outcome. An overview of the structure of your product. A specification ready to be handed over to your product designer for continuing on the detailed specification.	Deciding on the look and feel of your product. A fully specified solution that can be handed to your technical team to start the service linking.
How	High-level specification	Detailed specification

Start describing your specification

1. Before describing your specification, check our article for an overview of the elements and functionalities: Solution basics

2. Now start with: High-level specification

3. Lastly, proceed to: Detailed specification