How to Gather and Define Business System Requirements

1. General Introduction
Define Requirements
The Cost of Bad Requirements
The Source of Bad Requirements
What is a Business Information System
What is Business System Analysis
When Are You Done; the Fate Chart
Open Items (Questions) List
Categories of requirements
A Problem with Language
2. Capturing Requirements
Stakeholders
Vision Statements
Problem Statements
Problems vs Symptoms,
Ten Critical Questions to Guide the Process
Interview Techniques
Informal
Structured
Silent (email and groups)
Teleconference
A Survey Technique
Workshop Sessions
Informal;
Brainstorming
User Groups
Focus Groups
Time Compressed
Virtual Groups (Collaborative Interaction)
Observations
The AS IS Business System
Business Events and Responses
Current Business Information Usage
Exceptions
Prototyping
Review of Capture Techniques
3. Clarifying (Understanding) Requirements
Good Requirements Sentences
Writing Good Requirements
Requirements from
A Management Vision Statement
Problem Statements
Business Events and Responses
Current Business Information Usage
From Business Rules
The Five Major Types of Requirements
Useful Requirements Groups
Detailed Requirements Clarification
Process
Business Rules
Data
Performance Measurements
Constraints (finding exceptions)
Quality, "ability" Requirements (EX: reliability, Usability)
4. Confirming Requirements
Requirements vs Problems Matrices
Requirements Feasibility
Requirements Priorities (four methods)
High Risk Requirements
Risk Reduction Techniques
Requirements and Testability
Evaluating a Requirements Document