In the world of software development Use Cases are one of many very powerful techniques often used these days.  Use cases describe how a person or a system interacts with the solution being modeled/built to achieve a goal. Basically, it’s a step by step explanation of what a user can do and how the solution must respond.

As any other business analysis technique, use cases have their advantages and disadvantages. One of the main disadvantages of use cases is that this technique is not graphical – a use case diagram is but use case descriptions are not, and use case descriptions really lack of visualization especially if there are multiple alternative flows and exception flows that branch out and then loop back into the main one.

This final article in the Requirements in Context series discusses detailed requirements for a fully automated business activity. ‘Fully automated’ means that the business information system (BIS) is expected to perform the activity from start to finish without user involvement. A simple example is the system automatically posting a monthly fee against customer accounts. A more complex example is the system utilizing customer-specific pricing details to determine the amount charged for a purchase made by a customer.

As the pandemic continues to upend life around the world, data, big and small, takes a central role in mobilizing the right efforts to prevent a much greater calamity. And as people and organizations face unprecedented hardships, business analysts, data scientists, and data analysts are going to be integral to the solution. We have the skills that the world is counting on to arm our leaders with the best possible information as they are tasked with making immediate choices, allocating resources, and anticipating the next obstacles to overcome.

Visual analysis models provide a powerful set of tools that let business analysts depict system information at various levels of abstraction. These models serve as an aid to understanding, as well as an aid to communicating. Alas, I fear that modeling is somewhat of a neglected practice. I believe modeling is an essential skill every BA should master. Here’s why.