All three of those methods are used by the Augusta National golf course to control visitor crowds during the Master's golf tournament each year. It seems to wo

All three of those methods are used by the Augusta National golf course to control visitor crowds during the Master's golf tournament each year. It seems to work reasonably well in creating a predictable number of guests at any given point during the tournament. But they also are able to control their borders effectively. I don't know how you'd scale this approach up to country-size levels.