Sites Holmquist trys, and often fails, to go no more than a couple of days without visiting (some of which Holmquist regularly swipes links from without attribution)
I was going to suggest that you click here to see how many dollars television stations in your area are getting for political ads but I a look at the Michigan page doesn't reveal any of the local stations in my area so I am a bit disappointed. Still it will probably work for most major markets.
