2. Again, why? Why can't school go to mid-June like many other places in this country? Why are we so set in "August to May" in this state?
3&4. These are terrible ideas. You're making it so parents and students can't schedule vacations. You're making it so that groups can't schedule camps - because we "might" have two more weeks of school.
5. See #s 3&4. Also, the hourly staff may be entitled to that break.
This is short-sighted and is focused entirely on "I want my classes to be able to meet in a traditional setting." There are more important things.