Case 3: Under Armour's Strategy in 2019: Its Struggle to Revive North American Sales and Profitability. The comprehensive individual case study is designed to help assess your individual capacity to conceptualize a major strategic management issue, apply a competent analysis, and formulate a comprehensive solution. To show competence, you must demonstrate a fluid understanding of the major subject areas from the core curriculum courses: Management, Marketing, Accounting, Human Resources, Finance, and Economics.