70% of system implementations don't stick. This book makes sure yours does. Every year, trade businesses spend thousands on software they barely use. They buy before they think, implement without a plan, and wonder why nothing changes. The tools aren't the problem - it's the approach. Stop. Think. System. is the practical business systems guide that trade business owners and operations leaders have been missing. Written by Erika Entz, an Operations Partner with twenty years of experience across Australia, New Zealand, the United States, and the United Kingdom, this book draws on real-world lessons from construction, HVAC, electrical, plumbing, and fire protection businesses to show you how to get your system implementation right - and keep it right. Inside, you'll discover: Why most system implementations don't stick - and it's almost never the software The seven deadly sins of system implementation and how to avoid every one of them How to audit what you've already got before spending another dollar A framework for choosing the right system based on how your trade operations actually work - not how a sales demo says it should The people-first side of systems - because resistance isn't the problem, being ignored is How to implement in a way that sticks, from day one through year five A no-nonsense AI reality check for trades This isn't a tech manual. It's a people manual - with systems as the backbone. Built on a simple philosophy - depth beats breadth, people come before technology, and maintenance is not optional - this guide is for small business owners who are tired of shiny objects and ready for something that actually works. Whether you're choosing your first system, struggling with one that's not delivering, or trying to get your team on board, this book gives you a clear, practical path forward. Stop buying. Start thinking. Build a system that sticks.