How can I advertise on AdSense sites?

If you're interested in advertising on our network of content sites, as well as on Google.com and our search network, please visit the AdWords home page. From the home page, you'll be able to sign up to run highly targeted cost-per-click (CPC) or site-targeted cost-per-impression (CPM) advertising, regardless of your budget.

You can also read more about AdWords at AdWords Support. Click through to the Getting Started section for information aimed at first-time users of Google AdWords