• Campaign Management: ability to pause and resume ads and keywords, geo-targeting enhancements, and improved performance reporting on the Ads page
• Editorial Improvements: faster reviews, dynamic feedback about why ads and keywords were disapproved, and inline notification when dynamic text causes your ads to exceed character limits
• User Management: if previously you were only able to have one user, now you can create multiple account users
• Content Ads (U.S. only): get keyword bid suggestions and performance estimates for your content ads

Here are some of the Blog posts:

Over the weekend, we upgraded the adCenter interface and added new features to help make managing your adCenter campaigns easier. Several of these features were requested right here in the community, so we want to thank you for your feedback. - Carolyn Miller " MSFT

The Microsoft adCenter Fall Upgrade is now available in the adCenter API Production environment. We've been listening to your feedback, requests, and ideas for new adCenter API features, and throughout this year we've made significant progress in several key areas. Now, the adCenter Fall Upgrade brings you even more. - Chris Norred - MSFT

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