Scan and Go · Mobile POS / Queue-Free Checkout¶

Customer scans items using a mobile app while shopping, receives promotions and loyalty benefits in real time, and completes payment on the device or at an exit control point without joining a traditional checkout queue.

⚙️ Step-by-Step Flow¶

⚡ Event Sequence¶

customer-identified → basket-created → basket-updated → inventory-checked → promotion-applied → loyalty-benefits-calculated → loyalty-points-redeemed → basket-checkout-started → payment-authorized → payment-captured → order-created → order-confirmed → basket-converted → receipt-issued

🔄 Lifecycles Involved¶

• customer-lifecycle
• basket-lifecycle
• basket-line-lifecycle
• order-lifecycle
• payment-lifecycle
• promotion-lifecycle
• loyalty-member-lifecycle

🧩 Capabilities Required¶

🖥️ Application Coverage¶

Applications that implement the capabilities required by this scenario.

📊 Readiness by Profile¶

Capability readiness across assessment profiles.

✅ Preconditions¶

• Mobile app supports in-store scan-and-go journeys
• Customer has a recognised identity and an eligible payment method
• Store has controls for fraud, random audit, and restricted-item intervention

🎯 Success Criteria¶

• Customer can complete payment without a traditional checkout queue
• Basket totals, promotions, and loyalty benefits remain accurate in real time
• Exit validation can trust the confirmed digital receipt or token
• Order and payment records are created with the same fidelity as standard checkout

⚠️ Failure Modes¶

• Customer identity session expires during the shopping trip
• Fraud or audit controls block checkout until assisted review
• Mobile network or app interruption causes basket desynchronisation
• Payment succeeds but digital receipt or exit token is not delivered

UCMI Requirements¶

Minimum UCMI Score: 3.0

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