Well, you could always funnel antifreeze into the hose before you attached it to the spout. But if you spray someone with antifreeze, even though they are in your yard trespassing, you might get sued or something.
It is actually a great marketing idea if you got it on video. You could use an actual Ron Paul sign that would be visible throughout the clip. Someone tries to snag your sign and then gets blasted with water.
There would be a huge comedy factor and it would get lots of views on Youtube just...
Get one of these and put it in your yard:
http://www.youtube.com/watch?v=gdYc86AA8M0
They'll leave your signs alone after that.....
And if you have a video camera...
Then video tape it and put it on Youtube and let the LULZ commence.
Get it on Amazon for only $50...
Get one of these and put it in your yard.
http://www.youtube.com/watch?v=gdYc86AA8M0
They'll leave your signs alone after that.....
Then video tape it and put it on Youtube and let the LULZ commence.