[NotJustAnotherPrettyFace]

Trap a skunk, and release it in your neighbor's back yard ;-).

[Orangedog]

Trap a skunk, and release it in your neighbor's back yard ;-).

Then you have a noisy mess that smells bad too. Buy one of those untra-sonic dog training remotes and everytime the bastard barks, turn it on. Dogs aren't very bright, but they understand conditioned response very well.