Displaying hourly costs would be very useful for parking staff because it would allow customers to understand how the charge for the service was made, without the need for an employee to have to explain it. In this way, work becomes less stressful and more optimized.
Troy should include a short overview of the story that his video will tell and why he wants to tell it (or what the video will be about and why). It should also include the target audience, and where the video will be published.