Google updated AdSense this week, adding desktop-style ad support for high-end smartphones like the iPhone 3GS. The change led to Google's insertion of advertisements, alongside search results, into the iPhone Maps application.
Local iPhone map searches now display sponsored listings in the view and list modes of the Maps app.
We discovered examples of these ads on Monday, while searching for a Verizon Wireless store. We should also note that this is the first time ads have appeared within one of the iPhone's default apps, rather than in something we've downloaded for free or purchased from the App Store. Our search for "Verizon" resulted in the following list view:
Tapping the white arrow in the top blue circle brought us to the "Sponsored Link" screen, which contained some additional information about the business under its name emphasized in italics, such as phone number, Web address, and physical address. In addition, there are options to get directions to or from the business, add it to one's contacts, share it with others, or bookmark it.