Faldage wrote : acts of soft vandalism and could escalate to the old favorite of filling a paper bag with used dog food, lighting it on fire ringing your doorbell and running.

I have heard of the nastier trick -- the bag is filled with animal "poop" so when the householder stamps on the fire to put it out ..... well... you get the idea.

I think he meant the same thing. He was just using a subtle euphemism. And a very clever one, I might add. Dog food that's used tends to go through the whole cycle.