2. Agile
Unit of progress: a line of working code
Agile (XP)
âProduct Ownerâ or
in-house customer
Solution: unknown
Problem: known
3. Product Development at Lean Startup
Business, marketing, engineering are tightly coupled in a company-
wide feedback loop.
Unit of progress: customer validation
Data, feedback, insights
Hypotheses, experiments, insights
Problem: unknown Solution: unknown
4. Customer Development
Continuous cycle of customer
ïź
interaction
Rapid hypothesis
ï”
testing about market,
pricing, customers, âŠ
Extreme low cost, low
ï”
burn, tight focus
Measurable gates for
ï”
investors
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