[Species8472]

Spread a little of this on the edges of the sign;

500,000 scoville units that the perps probably won realize that the have contacted until they touch a mucus membrane or other sensitive body part!

[SeafoodGumbo]

I just might have to get some of that stuff. :)

[John Galt's cousin]

where can we get it, and does it wash off in the rain? if so, is it available in a gel?