I've been asked countless times what the "secret" to building successful products is. People expect some complex framework. A fancy methodology. Maybe a proprietary system with an acronym. The truth? It's embarrassingly simple. Talk to your users. Then actually listen.…

That power drill collecting dust on your garage shelf? It's basically a tiny ATM waiting to be activated. That pressure washer you bought for one weekend project three summers ago? Someone in your neighborhood needs it right now: and they'd…