... challenge, vision statement, and requirements. If you have analyzed the use cases and usage scenarios properly, you now have a complete description of the processes in Ferguson and Bardell, Inc. that ... requirements, wants, and constraints from user and business perspectives. Before You Begin This activity consists of individual work and class discussion. To complete this activity, you will ... reviewing the usage scenarios, the business challenge and vision statement, and the case study, you should be able to determine the requirements that are critical from business and user perspectives....