Thought it might be worthwhile to think about the points made in the following article. Obviously it is from a stock holder's point of view and addresses the entire company, but he takes up issue with the way of thinking about the parks and how to treat guests.
http://www.fool.com/news/foth/2002/foth020812.htm
http://www.fool.com/news/foth/2002/foth020812.htm