How Google Turned Bad Ads into a Billion‑Dollar Business in 72 Hours

On a Friday afternoon in May 2002, Google founder Larry Page searched for keywords and was disappointed by irrelevant ads that bore no relation to his queries, such as ads for H‑1B visas when searching for a Kawasaki H1B motorcycle.

He printed the unsatisfactory ads, marked the problematic ones, and posted the sheet on the company kitchen wall with the caption “These ads are terrible.”

At the time Google was still seen as an ordinary startup, and typical CEOs would call meetings and assign blame when a product issue arose. Larry, however, did nothing—no calls, emails, or meetings.

Two weeks later, at 5:05 am on a Monday, a search‑engine engineer named Dean emailed Larry, noting that he and several colleagues had seen the wall note and agreed the ads were poor. Dean then presented a detailed analysis and a weekend‑worked solution.

The solution proposed calculating an “ad relevance score” to evaluate how well an ad matched a search query, using that score to decide ad placement rather than relying solely on bids or click‑through rates. This core idea became the foundation of Google AdWords, spawning a multibillion‑dollar business.

The key insight was that the engineers were not responsible for ads, yet they chose to spend a weekend solving the problem because they believed in Google’s mission to “organize the world’s information and make it universally accessible and useful.” Their efficiency‑driven mindset turned a non‑core issue into profit.

Google’s success stems from a culture that attracts capable, efficiency‑focused employees who voluntarily work extra hours for meaningful problems. The company encourages 20 % time for personal projects, tolerates failure without blame, and avoids jealousy among teams, fostering collaboration.

This environment enables employees to align with the company’s mission, act without fear of reprimand, and share successes openly—conditions that are rare in many firms.

Reference: “How Google Works,” Eric Schmidt, CITIC Press, August 2015.