BCS Exam MBP18 Topic 8 Question 5 Discussion

No Exit Suppliers has decided to implement a Commercial Off the Shelf (COTS) inventory management solution to improve its stock (Inventory) control Before the solution is implemented, all current stock levels and stock locations will be migrated into a related database to ensure that the solution starts with accurate information. Once the system is implemented, all stock movements will be tracked via barcode scanning technology.

To ensure that the proposed solution is acceptable, which exceptional condition MUST be proved?