Just today, as part of the process of updating a Bulk Upload file, I received a new message from Google indicating how to integrate my local business listings with Google AdWords.
Within the Bulk Upload doc., we can now easily create location-specific local AdWords ads.
https://www.google.com/base/custom.html
I've been using this on a daily basis, and this AM is the first time this info has appeared in a previously pre-confirmation message.
Follow the link above to see the info directly from Google.