Inventory Tracking Overview Real-time inventory tracking prevents overselling by reserving stock when customers add items to their cart and decrementing it on order fulfillment. Every major e-commerce platform has this built in. Platform-native inventory tracking is almost always the right starting point — only build custom inventory logic if you have requirements that platforms cannot meet (complex multi-warehouse routing, custom reservation windows, or external WMS integration). When to Use This Skill - When overselling is occurring and orders are being placed for out-of-stock items - When…