In order to be thoughtful about the implementation of security policies and controls, leaders must balance the need to reduce with the impact to the business operations. doing so could mean phasing security controls in over time or be as simple as aligning security implementation with the business’s training events.

Atennis club charges a monthly membership fee of $150 and charges it members $10 per hour to use a court. there's also $500 fee to become a member. stella joined the tennis club last spring, and she has been a member for 5 months. she has been playing 10 hours of tennis each month. stella values an hour of her time at $20. during a boring afternoon meeting, stella thinks about reserving a court to work on her serve for an hour tonight. what's stella's opportunity cost of working on her serve for an hour?