5 Easy Ways to Take Action on Your Startup Ideas

Have you ever heard about a new business or service and thought, “Wait, I had the same idea years ago!” It can feel like you lost a million—or a billion dollars.

In the book Start. Scale. Exit. Repeat., I share the story of how my business partners and I had a great idea—but failed to take action. While on a business trip in Ukraine in 2006, we were lamenting how difficult it could be to find a taxi while traveling, especially in a place you don’t know so well.

Eureka! The idea struck us: What if we created an app that could use GPS technology to find the nearest taxi, hail it for you, and then you could watch its progress on the app? No more wasted time at a street corner!

Continue reading Colin C. Campbell’s full article on Forbes!

Can You Build a Moat Around Your Idea in an AI World?

Adapted from Chapter 6 of Colin C. Campbell’s Start. Scale. Exit. Repeat. for the AI era. AI has made it incredibly easy to start a...

Pick a Business Idea That Can Scale: A Guide for Entrepreneurs

A great business idea isn’t just about what you can start. It’s about what you can grow. Entrepreneurs naturally spend a lot of time thinking...

The Exit Window Is Open. Most Founders Aren’t Ready.

Buyers are back. In July 2026 alone, venture-backed M&A cleared $9 billion and twelve companies went public above a billion-dollar valuation. Most founders will miss...

Second-Time Founders: Repeat Is the Hardest Word

Six weeks after the wire hits, most founders feel nothing at all. Not relief. Not triumph. Nothing. That's the part of the exit nobody warns...

How to Scale a Startup: What Actually Breaks

Most companies don't die from lack of demand. They die from getting it. How to scale a startup is really one question: what happens when...

Focus on Something You and Others Love: A Founder’s Framework for the AI Era

Adapted for an AI world from Chapter 4 of Colin C. Campbell’s Start. Scale. Exit. Repeat. In 1993, I made a decision that looked questionable...