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ROI Detective Agency
ROI Case Files
A growing archive of investigations, improvements, and outcomes.
Case Files
Classified Files
Latest Reports
12
Feb 15, 2026
EN
ROI Case File No.416 'Humans Sell, Machines Sell'
PDCA
Continuous Improvement
Hypothesis Verification
Feb 14, 2026
EN
ROI Case File No.415 'The Peril of Dependence on One Mind'
SWOT
Strategic Analysis
Risk Management
Feb 13, 2026
EN
ROI Case File No.414 'The Labyrinth Called Quotations'
KPT
Retrospective
Continuous Improvement
Feb 12, 2026
EN
ROI Case File No.413 'The Waste Called Redrawing'
ROI
Feb 11, 2026
EN
ROI Case File No.412 'The Compass Called Certification'
LOGIC
Logic Model
Outcome Visualization
Feb 10, 2026
EN
ROI Case File No.411: The Truth Told by Elderly Fingertips
LEAN
Value Stream
Waste Elimination
Feb 09, 2026
EN
ROI Case File No.410: The Canvas That Visualizes Business Models
Business Model Canvas
Platform Strategy
Value Proposition
Feb 08, 2026
EN
ROI Case File No.409: The Bottleneck Illuminated by Theory of Constraints
TOC
Theory of Constraints
Bottleneck
Feb 07, 2026
EN
ROI Case File No.408: Five Metrics Measuring the Stairs of Growth
AARRR
Growth Hacking
Metric Design
Feb 06, 2026
EN
ROI Case File No.407: The Map Tracing Customer Journeys
JOURNEY
Customer Journey
Experience Design
Feb 05, 2026
EN
ROI Case File No.406: Design Beginning with Empathy
EMPATHY
Design Thinking
Customer Understanding
Feb 04, 2026
EN
ROI Case File No.405: Where Four Perspectives Intersect
BSC
Balanced Scorecard
Multi-dimensional Evaluation
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CASE FILES