A Lean Canvas is not a long business plan squeezed onto one page. It is a clear picture of the most important things you currently believe about a business—and the assumptions you still need to test.

Why use it?

A new idea can sound convincing without actually working. People might not care about the problem. They might like the solution but refuse to pay. Customers might be too expensive to reach. The canvas brings these questions together in a form a team can quickly discuss.

The canvas helps you see what is missing, compare competing ideas, and decide what to test next. You should be able to explain each square to someone unfamiliar with the project in a few sentences.

The nine questions

Canvas box The question you are trying to answer
Problem What important frustrations or unmet needs do people have?
Customer Segments Exactly who experiences those problems?
Unique Value Proposition Why would these people choose your approach?
Solution What is the simplest approach that might solve the problem?
Channels Where and how will you reach customers?
Revenue Streams Who will pay, for what, and how much?
Cost Structure What will it cost to deliver and grow the idea?
Key Metrics What numbers show whether the idea is actually working?
Unfair Advantage What strength would be genuinely difficult to copy?

Some boxes contain smaller prompts: Existing Alternatives lives with Problem, Early Adopters lives with Customer Segments, and High-Level Concept lives with Unique Value Proposition. These are not additional main boxes.

A helpful order for a first draft

  1. Customer Segments and Problem: Begin with people and their frustrations, not your favorite features.
  2. Unique Value Proposition and Solution: Explain your promise, then the smallest way to fulfill it.
  3. Channels: Describe a realistic route to your first customers.
  4. Revenue Streams and Cost Structure: Test whether people might pay enough to cover the costs.
  5. Key Metrics and Unfair Advantage: Decide how to track progress and what makes the business hard to imitate.

This is a suggested learning sequence—not an official requirement or a fixed law.

What belongs in a good square?

A strong entry is short, specific, and testable. For example, “Local restaurant managers spend three hours every Sunday building staff schedules” is much more useful than “Scheduling is hard.” You can ask managers whether that statement is true.

Try it in five minutes

Choose one business or project idea. Write down a particular customer, one frequent problem, and how they currently deal with it. You already have the beginnings of a canvas.

What the canvas does not do

It cannot prove that a market exists, replace customer research, or guarantee profitability. A well-designed canvas is still a collection of assumptions until interviews, observation, purchases, pilots, or other evidence support it.

Your first move

Read the problem chapter, then add a first draft to your interactive canvas. You can always come back and edit it.

Continue to Problem →