Use Case Example: Item Purchase
Scenario: Item Purchase at POS
Customer selects one or more items and purchases them. The number of those items available in inventory is decremented.
Customer brings an item to the POS to be rung up.
Cashier enters the item into the POS, and completes the transaction.
POS reports the transaction to POSLog.
POSLog presents the transaction to the Stock Recording & Sales History.
Stock Recording System decrements the inventory counts for the item(s).