...but it could make killing cops REALLY easy. They'll all be in one place...and a couple of well-placed grenades, and a LOT of the police troubles will vanish.
offer him a five cent stamp, tell him thats all you have, the other guy took the buck stamp from you yesterday.
"go sell crazy somewhere else, were all stocked up here".
I recall reading that during the Occupy protests, the phone companies worked with police to thwart the protestors. They (police and phone companies) created zones where messaging/testing abilities were disabled so protestors couldn't communicate/organize. I believe the term for this kind of activity is referred to as "geofencing".