It's like trying to tame a wild animal. You'll just end up with more stress and a sink full of dirty pots and pans.
Read more at Trickery and Deception
Because let's face it, they're not going to get the hint about not eating all the leftovers from last night's pizza party.
See also Territorial Marking
Unless you want to be responsible for introducing them to the concept of personal space and boundaries. Trust me, it's a wild ride.
Learn more at Social Engineering