1I don't think it brings you down that much other than it's attaching you to reality.
2. This is risky, however towel around the door shower running and air freshener tend to work..leave a window open..if possible.
3. I'm not sure, If its rolled up tight you should be pretty good...somone else should know.
4.No, you need to be 18, have a bum or an older friend do it for you.