Why retail operations need a single source of truth
“Single source of truth” gets used loosely. For a retailer selling across a storefront, a POS and marketplaces, it has a precise meaning: there is exactly one authoritative record for each customer, order and unit of stock — and everything else reads from it.
One record, many surfaces
A customer who buys online, returns in-store and emails support should be one record — not three. An order edited in one place should be the same order everywhere.
When that's true, analytics, marketing and fulfilment all agree because they're looking at the same data.
Two-way sync is the hard part
Keeping Shopify and your back-office consistent requires syncing both directions and detecting drift when they diverge.
A hardened sync with reconciliation and webhook-health monitoring is what makes 'single source of truth' an operational reality rather than a slogan.