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How we unnecessarily burned 20k with Facebook Ads
We've also tried Facebook marketing. In this blog post we describe our successes and failures with the marketing channel Facebook.
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I spent five years building a webapp and got my first $1 (2022)
This is the story of five years spent wandering around the JavaScript tech stack, wasting time, getting lost, and finally taking off.
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How the biggest consumer apps got their first 1k users
Considering every startup confronts this question at some point, I was surprised by how little has been written about it. Particularly anything actionable. So I decided to do my own digging. I spent the past month personally reaching out to founders, scouring interviews, and tapping the Twitterverse. Below, you’ll…
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How long it took different companies to find product-market fit
Part five of my seven-part series on kickstarting and scaling a B2B business
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What You Really Need Is A Market, Not An Idea
I'm a full stack web developer with a preference for Python. I also enjoy discussions on entrepreneurship and software marketing.
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The only moat left is money?
The value of human thinking is going down. The value of human attention is going up. Those two facts are pointing in very different directions.
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Our Startup Handbook
Over the past ten years, we have invested in and worked with close to 100 startups. Along the way, we have seen teams, ideas, and practices work spectacularly well. And, we’ve seen others that didn’t work out as expected. We decided to take the experiences and insights learned over the past decade and compile them […]
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Scaling a startup from a bunker: founders' story from Ukraine
This is a story of how we survived, relocated a team, and scaled our startup under never-ending missile attacks.
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How I Turned Down $300,000 from Microsoft to go Full-Time on GitHub (2008)
2008 is a leap year. That means that three hundred and sixty six days ago, almost to the minute, I was sitting alone in a booth at Zeke’s Sports Bar and Grill on 3rd Street in San Francisco. I wouldn’t normally hang out at a sports bar, let alone a sports bar in SOMA, but back then Thursday was “I Can Has Ruby” night…
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Why Founders Fail To Market Their Products
Founders predictably underestimate the importance of hiring marketers. Here’s why many startups don’t get round to marketing their product…
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Financial Modeling for Startups: An Introduction
Founders and executives of new companies, particularly those seeking to raise capital, will inevitably be confronted with the prospect of building a financial model. The goal of this guide is to give you an idea of what a financial model is, why you might want one, and how to go about building one.
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A Reminder To Investors
Sam wrote about this in his recent blog post [https://ycombinator.com/blog/diversity-and-startups], but I’ve found that important and seemingly obvious things often bear repeating. So with Demo Day approaching, I’d like to make the following point explicit: Y Combinator has a zero tolerance policy for inappropriate…
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Why Startup Hubs Work
October 2011 If you look at a list of US cities sorted by population, the number of successful startups per capita varies by orders of magnitude. Somehow it's as if most places were sprayed with startupicide. I wondered about this for years. I could see the average town was like a roach motel for startup ambitions…
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Pebble Mega Update – July 2026
TL:DR; Pebble Time 2 Shipping Status Pebble Software Updates PT2 Issues You’ve Reported Pebble Round 2 Production Update Index 01 Production Update Pebble Ti...
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Why your startup should be a Delaware C-Corp, not an LLC
LLC vs C Corps. Get valuable insights and learn how to protect your business from unwanted legal liabilities. Be ahead of the competition.
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