DOOfy Business Excellence Intelligence
Proven business philosophies. Intelligent execution.
Clear, practical guides to the methods great businesses run on — Kaizen, Lean, Six Sigma, OKRs, Kanban, TOC, ROI and more — with examples, templates and how AI helps apply them.
Continuous Improvement
Kaizen · 5S · PDCA · Gemba
Kaizen: How Small Daily Improvements Transform a Business
What Kaizen means, the principles behind continuous improvement, a 6-step Kaizen event, examples for offices and factories, and how to make it stick.
3 min read
5S: Sort, Set in Order, Shine, Standardise, Sustain
The 5S workplace organisation method explained step by step — Sort, Set in order, Shine, Standardise, Sustain — with an audit checklist and office examples.
3 min read
PDCA Cycle: Plan, Do, Check, Act for Continuous Improvement
What the PDCA (Deming) cycle is, how to use each stage, a worked example, and how PDCA powers continuous improvement and ISO management systems.
3 min read
Gemba Walk: Go and See Where the Work Happens
What a Gemba walk is, why leaders should do them, how to run one in 7 steps, the questions to ask, and the mistakes that make them pointless.
3 min read
Operational Excellence
Lean · Six Sigma · VSM · Jidoka · BPR
Lean Management: Eliminate Waste and Deliver More Value
Lean management explained: the 5 Lean principles, the 8 wastes (TIMWOODS), how to start a Lean programme, and examples outside manufacturing.
3 min read
Six Sigma: Reduce Defects and Variation with DMAIC
What Six Sigma is, the DMAIC method step by step, Six Sigma belts, a worked example, and how Six Sigma differs from Lean.
3 min read
Value Stream Mapping: See and Remove Process Waste
What value stream mapping is, how to draw current and future state maps, key metrics like lead time and value-added ratio, and a simple example.
3 min read
Jidoka: Built-In Quality and Stopping to Fix Problems
What Jidoka means in the Toyota Production System, its 4 steps, the Andon cord, examples beyond manufacturing, and how it supports built-in quality.
3 min read
Business Process Reengineering (BPR): Redesign from Scratch
What Business Process Reengineering is, how it differs from continuous improvement, the BPR steps, an example, and why many BPR projects fail.
3 min read
Quality
TQM · FMEA · CAPA · Poka-Yoke · Root cause
5 Whys: The Simple Root Cause Analysis Technique
How to use the 5 Whys technique to find the root cause of a problem, a step-by-step example, a template, and when to use more advanced tools.
3 min read
Poka-Yoke: Mistake-Proofing Your Processes
What Poka-Yoke means, the types of mistake-proofing devices, everyday and business examples, and how to design errors out of your processes.
3 min read
Total Quality Management (TQM): Quality as Everyone's Job
What Total Quality Management is, the 8 principles of TQM, how to implement it step by step, and how it relates to ISO 9001 and Six Sigma.
3 min read
FMEA: Predict Failures Before They Happen
What FMEA is, how to run one step by step, how to calculate the Risk Priority Number (RPN), and an example for a business process.
3 min read
CAPA: Corrective and Preventive Action That Actually Works
What CAPA means, the difference between corrective and preventive action, the CAPA process step by step, and how to verify effectiveness.
3 min read
Root Cause Analysis: Solve Problems So They Stay Solved
What root cause analysis is, the main RCA tools (5 Whys, fishbone, Pareto, fault tree), a step-by-step process and an example.
3 min read
Strategy
SWOT · PESTLE · OKR · KPIs · Balanced Scorecard
SWOT Analysis: A Practical Guide for Growing Businesses
What a SWOT analysis is, how to run one in 90 minutes, worked examples, and how to turn strengths, weaknesses, opportunities and threats into actions.
3 min read
Hoshin Kanri: Align Everyone to the Same Strategic Goals
What Hoshin Kanri is, how strategy deployment and catchball work, the X-matrix, the 7 steps, and how it compares with OKRs.
3 min read
OKRs: How to Set Objectives and Key Results That Work
What OKRs are, how to write good objectives and measurable key results, examples for sales and operations, and how to run a quarterly OKR cycle.
3 min read
KPI Management: Choosing and Tracking the Right Business KPIs
What KPIs are, how to choose the right ones, leading vs lagging indicators, KPI examples by department, and how to build a KPI review rhythm.
3 min read
Balanced Scorecard (BSC): Measure Performance Beyond Profit
What the Balanced Scorecard is, its four perspectives, how to build a strategy map and scorecard, and a worked example for a growing business.
3 min read
PESTLE Analysis: Understand Your External Business Environment
What a PESTLE analysis is, the six factors (Political, Economic, Social, Technological, Legal, Environmental), how to run one, and an example.
3 min read
Scenario Planning: Prepare Your Business for Different Futures
What scenario planning is, how to build best, base and worst-case scenarios, the steps of strategic scenario planning, and an example.
3 min read
Benchmarking: Compare Your Performance and Close the Gap
What benchmarking is, internal, competitive and best-practice benchmarking, the benchmarking process, and how to turn gaps into improvement.
3 min read
Execution
Kanban · Agile · Scrum · Gantt · Eisenhower
Kanban for Business Operations: A Simple Guide Beyond Software
How Kanban boards work, how to set WIP limits, and real examples of Kanban for purchase, maintenance, hiring and customer orders — not just software teams.
3 min read
Eisenhower Matrix: Prioritise What's Important, Not Just Urgent
How the Eisenhower Matrix works, the four quadrants (Do, Schedule, Delegate, Delete), business examples for managers, and tips to use it every day.
3 min read
Gantt Charts: Plan and Track Projects on a Timeline
What a Gantt chart is, its key parts (tasks, durations, dependencies, milestones, critical path), how to build one in 6 steps, and when to use it.
3 min read
Agile for Business: Adaptive Execution Beyond Software
What Agile means outside software, the Agile values and principles, how business teams apply it, and how Agile, Scrum and Kanban fit together.
3 min read
Scrum: Sprint-Based Management for Teams
How the Scrum framework works: roles, sprints, the five Scrum events and three artefacts, plus how non-software teams can use Scrum.
3 min read
Operations
TOC · OEE · JIT · SOPs · ABC · EOQ · Forecasting
Theory of Constraints: Find and Fix Your Biggest Bottleneck
What the Theory of Constraints is, the 5 focusing steps, how to find the bottleneck in your business, and an example of improving throughput.
3 min read
OEE: Measure How Effectively Your Equipment Really Runs
What OEE is, the formula (Availability × Performance × Quality), a worked calculation, world-class OEE benchmarks and the six big losses.
3 min read
Just-in-Time (JIT): Reduce Inventory Without Running Out
What Just-in-Time inventory is, how JIT works with pull and Kanban, its benefits and risks, and how to move towards JIT step by step.
3 min read
SOP Management: Standardise Processes That Scale
What a Standard Operating Procedure is, how to write an SOP that people actually follow, an SOP template, and how to manage and update SOPs.
3 min read
ABC Analysis: Prioritise Inventory by Value
What ABC analysis is, how to classify inventory into A, B and C items, a worked example, and how to manage each class differently.
3 min read
EOQ: How Much Should You Order Each Time?
What Economic Order Quantity is, the EOQ formula, a worked example, the assumptions behind it and how to combine EOQ with reorder points.
3 min read
Demand Forecasting: Predict What Customers Will Need
What demand forecasting is, qualitative and quantitative methods, how to measure forecast accuracy, and practical steps for better forecasts.
3 min read
Financial Intelligence
ROI · Pareto · ZBB · Cost-benefit · Monte Carlo
ROI Analysis: Measure the Return on Every Investment
How to calculate ROI, annualised ROI and payback period, worked examples for equipment and software, and the mistakes that make ROI misleading.
3 min read
Cost-Benefit Analysis: Make Better Business Decisions
What a cost-benefit analysis is, how to do one in 6 steps, how to value intangible benefits, NPV basics, and a worked example.
3 min read
Zero-Based Budgeting: Rebuild Your Budget from Zero
What zero-based budgeting is, how it differs from incremental budgeting, the ZBB process step by step, and when it's worth the effort.
3 min read
The Pareto Principle (80/20 Rule) in Business
What the Pareto principle is, real 80/20 examples in sales, costs and quality, how to draw a Pareto chart, and how to act on the vital few.
3 min read
Value Engineering: Improve Value While Reducing Cost
What value engineering is, the value formula (function ÷ cost), the 6-step job plan, examples, and how it differs from simple cost cutting.
3 min read
Monte Carlo Simulation: Model Uncertainty in Business Decisions
What Monte Carlo simulation is, how it models uncertainty, a simple business example, how to read the results, and when to use it.
3 min read
Meetings
DSR · daily reviews
Organisation
Org structure · RACI
Organisation Structure: Types, Examples and How to Design One That Scales
The main types of organisation structure — functional, divisional, matrix, flat — with pros, cons, an org chart example and a step-by-step way to design yours.
3 min read
RACI Matrix: Clear Roles and Accountability for Every Task
What a RACI matrix is, what Responsible, Accountable, Consulted and Informed mean, how to build one, an example, and the rules that make it work.
3 min read
Governance
Delegation of Authority · Risk matrix
Delegation of Authority (DoA): How to Build a DoA Matrix
What a Delegation of Authority is, why growing businesses need a DoA matrix, a sample matrix with approval limits, and how to roll it out and keep it current.
3 min read
Risk Matrix: Assess and Prioritise Business Risks
What a risk matrix is, how to score likelihood and impact, a 5×5 risk matrix example, risk responses, and how to keep a risk register current.
3 min read