Customer Validation
3 articles

Product
What is Product-Market Fit for Startups and How to Achieve It?
Sean Ellis, a prominent Silicon Valley entrepreneur and investor, famously stated that if fewer than 40% of your users would be 'very disappointed' without your product, you have not yet found product
Lucas Bennet·May 6, 2026

Operations
How to Implement Lean Principles in Your Startup: A Complete Guide
Many startups fail by building products nobody wants. This guide introduces Lean principles, a systematic approach to navigate uncertainty and build a sustainable business by prioritizing learning and iteration.
Oliver Grant·April 8, 2026

Product
How to Achieve Product-Market Fit — A Complete Guide
Achieving product-market fit is crucial for startup success, moving beyond a simple launch-and-hope strategy. This guide breaks down the methodical process into four distinct stages, from validating your idea to scaling your business.
Lucas Bennet·March 30, 2026