1. However fun and weird and different, the zappos approach seems to be working. the company has grown at a remarkable rate and achieved record profitability in every year of its existence to what do you attribute their success?

2. The seven-person maintenance function at a hospital performs both preventive and corrective maintenance on hundreds of items each month. All the workers are scheduled for 40 hours per week and there are four weeks in a month. It is the goal of the maintenance department to achieve 80% utilization with a mix of two-thirds preventive maintenance and one-third corrective maintenance. How many hours each month are spent performing corrective maintenance if they achieve their 80% utilization and correct/preventive mix targets?