Last one would have you labeled as emotionally unstable in NY. This label would preclude you from firearms ownership and (legislation pending for this second half) disallow you the purchase of hatchets and utility knives.
#1 depends entirely on the vending machine, the machine at my work for example, all you have to do is wait for the spring to start turning then immediately mash either coin return or cancel, which you use is entirely preference, and then it will proceed to empty the entire row then give you your change back. Other machines you can enter a code that's on the side of the machine that will make it empty its change. Different brands and types of vending machine will do different things when exploited.
Went to Disney a couple years ago on a school trip for marching band... Me and a few friends decided to try the andy's coming thing but a worker came up to us and told us they couldn't do that anymore because of risk of injury and such
Will still be vomiting everywhere. Mythbusters man. Watch that shit.