Branson's North Carolina Business Directory for 1869 shows that Shelby, in the years immediately following the Civil War, had changed little from the rural county seat economy that it had been throughout the ante-bellum period.
Enterprise Architect provides a platform for the system engineer using the Systems Modeling Language (SysML) and model based development, and in addition to the engineering models the tool provides support for project and process management.
A use case model is a business analysis presentation of the steps defining the interactions between a user (called an actor) and a system (usually a computer system). It details the interactions and sets the expectations of how the user will work within the system.