by: Ilya Vedrashko
I've posted a lot in the past year about advertising on maps, and now Universal McCann published a nice round-up on the topic (direct link to pdf).
Earlier:
Advertising with Google Maps (the application)
Advertising on Google Maps (rooftops)
Google Earth Becoming Advertising Tool
Clarification: Rooftop Advertising
Google Earth Runs AdWords
Original Post: http://adverlab.blogspot.com/2006/09/universal-mccann-pov-on-mapvertising.html