...burn them in bonfires. (As long as there is no plastic or paint involved) We have more legal right to remove your signs than you have to erect them and, by golly, we will do it.
Still, sign post spammers apparently don't get the word. In fact, sometimes their signs seem to be evolving: this sample above is shrink wrapped so it could be on the pole a long time. I didn't have a stick or hammer handy so I beat this one down with my fist, but plenty more of this "Let Us Do Your...Hardwood" type remain.
I mentioned in another post how I like winter because it keeps the thugs inside and off the streets. Another thing I like about winter: the snowdrifts make it easier to reach utility pole sign spam, and knock it down.