Product Market Fit | Guillermo Flor | Substack

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Recent posts

Harry Stebbings is the future of Venture. Here 10 things you should learn from him

My full notes from Harry Stebbings interview by Wouter Teunissen

Nov 15 •

PMF Founder/Investor Whatsapp Channel

A private WhatsApp channel with top tier founders & investors worldwide

Nov 11 •

a16z New Media + how we invested in 20+ YC startups with top-tier funds

The playbook we used to invest in 20+ YC startups this year—update inside

Nov 10 •

Peter Thiel: Capitalism Isn’t Working for Young People

Investor & Founder Takeaways from a Wild Week in AI and Venture

Nov 9 •

The AI Unicorn Angel List: Angel Investors from Lovable, Cursor, Mercor, Polymarket, Synthesia & ElevenLabs

The angel investors behind Lovable, Cursor, Mercor, Polymarket, Synthesia & ElevenLabs

Nov 8 •

Seven Years After the Exit – 10 Things I Wish I Had Known

Life After the Exit: What Really Happens When Founders Sell Their Companies — and How to Find Purpose Again

Nov 5 •

and

The pitch deck these YC highschool dropouts used to raise $3.1M for AI clinic agents 🔥

How two dropouts turned a clear clinical wedge into a venture-ready story that investors couldn’t ignore

Nov 4 •

The Founder’s AI Stack: Series 1 (4 Tools That Replace $10k Agencies)

Sequoia-style deck, investor memo, LinkedIn engine, and SEO FAQs in minutes.

Nov 3 •

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