Forum Moderators: martinibuster
Basically it says that they will be running a test for a couple of months with site-targeted campaigns that will use 3rd-party ad serving and tracking. It then goes on to talk about 3rd-party cookies, how the ads will still be approved by them, and references an adsense.blogspot.com posting on site targeting.
The headers to the message appear to be valid and go through a slew of Google servers.