What is the biggest mistake when starting a business? Could it be a marketing mistake? Maybe ordering too much inventory? Maybe choosing the wrong market to target in the first place? Well you know, there are many challenges and potential mistakes in business, but the biggest, the ugliest, the nastiest one is much, much more fundamental...and it explains in clear simplicity why so many business owners and entrepreneurs struggle and even fail. So here, right now, let's dig into the biggest mistake when starting a business!