In this chapter, we will demonstrate how an add-on for Microsoft Dynamics NAV should be designed. In this example, we create a solution for a Storage & Logistics company. This is chosen because the functionality is similar to the existing functionality in Microsoft Dynamics NAV (warehousing) and is a good example of building on top of standard application features.

We will start by analyzing the business process and then discuss the reasons why we won't use standard application features and explain the modules our new application will have.

The next step is to go deeper into these modules and define the design patterns for each of them. We will then walk through the application like we did in the previous chapters and reverse engineer it to explain how all the pieces were designed.

To do this, we need to download and install the application. As we progress in the chapter, we will discuss most of the objects that can be opened and analyzed...