The document discusses strategy evaluation and control. It describes evaluating strategies by examining their underlying bases, comparing expected vs actual results, and taking corrective actions. Strategy evaluation is complex due to many factors like environmental uncertainty. Firms should continuously evaluate strategies using frameworks like Rumelt's criteria or the balanced scorecard, which assesses financial and non-financial metrics. Contingency planning and auditing also support effective evaluation. Current challenges include balancing art and science in strategic processes and deciding strategy transparency.