"Main Success Scenario (or Basic Flow):
1. Customer arrives at a POS checkout with goods and/or services to purchase.
2. Cashier starts a new sale.
3. Cashier enters item identifier.
4. System records sale line item and presents item description, price, and running total. Price
calculated from a set of price rules. Cashier repeats steps 2-3 until indicates done.
5. System presents total with taxes calculated.
6. Cashier tells Customer the total, and asks for payment.
7. Customer pays and System handles payment.
8. System logs the completed sale and sends sale and payment information to the external
Accounting and Inventory systems (to update inventory).
9. System presents receipt.
10. Customer leaves with receipt and goods (if any).
Extensions (or Alternative Flows):
7a. Paying by cash:
7a1. Cashier enters the cash amount tendered.
7a2. System presents the balance due, and releases the cash drawer.
7a3. Cashier deposits cash tendered and returns balance in cash to Customer.
7a5. System records the cash payment.
External Initiator: Customer
Start point: Step1: Customer arrives at a POS checkout with goods and/or services to purchase.
Stop point: Step10: Customer leaves with receipt and goods (if any).
Clear Value: The goal is to provide a successful purchase for the customer. The primary objective
is to record the items being purchased efficiently and accurately, calculate the total cost with
taxes, handle the payment, and provide the customer with a receipt.
Textual analysis:
Noun Analysis:
