You want to

• Do more with the same investment
• Prevent change in scope, delays and over-budget projects
• Eliminate long discussions

The difference

• Fully proven business requirements
• No system change request
• 50% less time to perform business analysis
• Little disruption of the personnel

Why

• Requirements collected through field study instead of long meetings
• Based on best practices from Cognitive Ergonomics (Human Factors)
• Validation of requirements through simulations in the field