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Product Market Fit

Guillermo Flor, Ruben Dominguez, Sky Yang
Thousands of paid subscribers

Daily high-signal content on how to build, grow and fund startups in the AI era

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Substack
PricingOnly paid issuesPublishesDaily
Issues435Founded5 years agoLast Issue17 days ago
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Authors

The writers behind this newsletter.

  • Guillermo Flor

    I'm Guillermo, a former startup founder now venture capital investor. I write weekly about startups path to Product Market Fit, growth and fundraising

  • Ruben Dominguez

    Investing, building, writing

  • Sky Yang

    Co-founder and CEO of Imagine AI (YC F25). We build a content agent for B2B teams and run a free LinkedIn benchmark of top B2B companies.

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