Today's younger teenagers are sophisticated connoisseurs of firearms via Internet/Media/games/etc. There is simply no way you guys are going to convince this group of guys to turn back from airsoft guns.
I am starting to disagree with this strategy of driving underage players underground. It's too late. They have their weapons. We should be mentors and not dismissive jackasses who tell them to go play Nerf or paintball. It won't work. We're creating accidents waiting to happen.
If the GTA/Hamilton areas can manage to mentor and welcome in younger players under the umbrella of adult accompaniment, those of you in vicinity of this group of players (Ottawa/whatever) are going to have to follow suit and deal with this sort of crap more strategically.. You're not going to close the floodgates with clever posts.
Now you know