A system that doesn’t exist yet but probably should At some point, every growing eCommerce system hits a strange wall. Not traffic. Not sales. Not even infrastructure. Just… inventory . It usually starts small. A product goes out of stock on one platform but still shows as available on another. An order slips through. Then another. Someone from operations jumps in, exports a CSV, fixes a number, uploads it back and by then those problems solved. Until it happens again. Now imagine that but across: Shopify multiple marketplaces warehouse systems internal spreadsheets And none of them agree with each other. The Moment Things Stop Making Sense There’s a point where teams stop asking: “Why is this wrong?” …and start asking: Which system is correct? That’s when you know the problem isn’t operational anymore. It’s architectural . Because under the surface, every system believes it owns the truth.…