For mainstream traffic, Google AdWords/AdSense is God, followed by Yahoo and MSN Ad Center.
We have recently moved
conteXaclick into the beta stage, we're accepting advertisers and publishers. It's a contextual advertising service that allows adult traffic. You can think of it as AdWords and AdSense, but for adult. If you're interested in becoming an advertiser or publisher, go to
www.contexaclick.com and register now.
