POS
Point of Sale
POS (Point of Sale) is the system through which an actual sale takes place — typically in a physical store or at an event booth. A modern POS lets staff scan a product barcode, charge a card or accept cash, print a tax invoice on the spot, and record the sale in the system. The most critical — and often most neglected — capability is real-time inventory sync with the online store: without it, the same item can be sold simultaneously in-store and online (overselling), leading to canceled orders and frustrated customers. For example, a store with 50 units that sells 5 in-store and 3 online at the same moment, with no sync, can show incorrect stock in both channels. In StoreChart, physical POS sales and online orders share the same central inventory pool, so every sale in any channel instantly updates the available stock everywhere else.
A modern POS system earns its value not at the register but in what happens to the sale afterward: the moment a cashier taps 'complete,' that transaction should decrement the same inventory count the online store checks before accepting an order, and should attach to the same customer record the WhatsApp inbox or CRM already has. A POS that runs as an island — recording sales into its own private database that gets reconciled with the online store once a day or once a week — reintroduces exactly the overselling and stale-stock problems a unified system exists to prevent, just with a delay instead of never happening at all.
This is precisely the model StoreChart's own multi-store-management and inventory-management modules are built around: a POS sale at any physical location decrements the exact same stock count an online order draws from, and the sale itself feeds the same orders-management pipeline and customer/CRM record as any other channel, so a customer's in-store purchase shows up in their history the next time they message support on WhatsApp.
A retailer testing a new POS system should specifically verify inventory sync speed before rollout, not just checkout speed — a POS that processes payments quickly but takes minutes (or requires a manual batch job) to reflect a sale in the shared inventory count reintroduces the exact overselling risk a unified system is supposed to eliminate.
A retailer choosing between POS systems should also ask how the system behaves offline, since an internet outage at a physical location shouldn't mean the register simply stops working — a well-designed POS queues sales locally and syncs them the moment connectivity returns, rather than losing the sale entirely.
Frequently asked questions
For accurate stock levels, yes — if a POS sale doesn't immediately update the same inventory count the online store checks, a customer can buy online an item that was just sold in person, creating an oversell and a refund the business could have avoided.
Yes, when the underlying platform supports multi-store inventory — each location can have its own local stock count while sales, customers, and reporting roll up into one shared system rather than staying siloed per location.
A cash register only records the cash transaction. A POS system additionally tracks inventory, customer history, and often integrates with online sales channels — the register handles payment, the POS handles the full sale's data.