5e9513e7_niques_Work__Improved_Feedback__Description
[Technique] Active Stakeholder Participation [Feedback Period] Hours. A stakeholder will describe their requirement(s), then the developer spend several hours, or perhaps day or two, implementing them to produce working software which they can then show to the stakeholder(s). [Description] 
Stakeholders (users, managers, support people, ...) are actively involved with the modeling effort, using inclusive techniques to model storm on a just in time (JIT) basis.
Why Agile Software Development Techniques Work: Improved Feedback
Description