Before building a single feature of his Caddie Management Software, Graham hit the road. Literally. He drove from golf club to golf club, meeting caddies and managers in person to check whether the problem he wanted to solve was real.

In this episode, we talk about what true market validation looks like, why founders sometimes need to ditch their survey and show up face-to-face, and how going the extra mile (or hundreds) can save you from building the wrong thing.