...
Places that Pay
If you are a CityGrid partner contact our Partner Account Management team and pass certification, you can use the Places API to display business informationplace pages, and you will get paid when users engage with the content.
...
The Custom Ads API provides raw information in the form of XML so that you can create your own advertisement that matches your look-and-feel. Information returned includes name, address, tag line, rating, reviews, distance from search location, and a destination URL. Your application should can navigate to the destination URL when the advertisement is clicked.