What is Customer Development?
A systematic approach to validating business hypotheses by talking to potential customers before and during product building, ensuring you're solving real problems for real people.
Understanding the Details
Customer development, popularised by Steve Blank, is the practice of getting out of the building and talking to customers. It involves testing assumptions about your target customer, their problems, and your proposed solution through structured interviews and experiments. The process has four stages: customer discovery (do people have this problem?), customer validation (will they pay for a solution?), customer creation (can you scale demand?), and company building (can you build the organisation?). For SaaS companies, customer development prevents the expensive mistake of building products nobody wants. Ongoing customer development — not just at the start — keeps product and marketing aligned with evolving customer needs.
How It Works in Practice
Problem validation
Before building, the founder conducts 40 customer discovery interviews, confirming the problem exists and understanding current workarounds.
Solution testing
A prototype is shown to 20 target customers. Their feedback reshapes the initial feature set before engineering investment begins.
Ongoing discovery
Quarterly customer research identifies emerging needs, informing product roadmap and preventing the team from building based on assumptions.
Why It Matters
Most products fail because they solve problems nobody has or solve them in ways nobody wants. Customer development dramatically reduces this risk by grounding decisions in evidence.
What People Often Get Wrong
Customer development is only for startups. Actually, established companies benefit from ongoing customer discovery to stay aligned with market needs.
Customer development means asking customers what to build. Actually, it means understanding their problems deeply — solutions come from synthesis, not direct requests.
Customer development slows you down. Actually, it prevents the much larger cost of building the wrong thing.
How We Handle Customer Development
We incorporate customer development principles into our work, conducting research that ensures marketing strategy and messaging reflect actual customer problems and buying behaviour.
Common Questions
Need Help With Customer Development?
If you'd like to discuss how customer development applies to your business, we're happy to explain further.