If you’ve read parts 1, 2 and indeed 3 you’ll know we’ve covered the CRD of CRUD, today we will cover the ‘U’ – updates! Updates are more complex than the other scenario’s we’ve covered so far, but not unmanageable. Also – in fairness this is a very simple update, more complex updates will require more thought (duh!) but this should be a good starting point. Let’s get to it! We’ll start on familiar ground – updating the interface, adding an ‘UpdateCar’ method: [OperationContract] void UpdateCar(Car ......