Root Cause Analysis and the 5 Whys Lean Training Extended Pack (DVD, PPT, Student Guide, and More) Part of the versatile, expandable Lean Training System Highly customizable. Use this training for brown bags, kaizen events, or a corporate training program. INCLUDED: Root Cause Analysis & The 5 Whys PowerPoint (Corporate License) INCLUDED: Root Cause Analysis & The 5 Whys Student Guide (Corporate License) INCLUDED: Root Cause Analysis & The 5 Whys Training Exercise (Corporate License)