You’re running a store — maybe two, maybe five — and your online orders live in a completely different world than your in-store inventory. Someone buys the last blue medium online at 9 a.m., a customer walks in and buys the same item at 9:15, and now you’re issuing a refund and an apology. This post breaks down what actually separates a POS with real ecommerce integration from one that just claims to have it, and which systems are worth your shortlist depending on how many stores you run and how complex your catalog is. Table of Contents 01Key Takeaways 02What