Google has announced the new version of enhanced campaigns change coming to AdWords. The key features include:
- Upgrade campaigns to enhanced, either individually or in bulk.
- Set campaign level bid adjustments for mobile devices.
- Set bid adjustments for targeted locations.
- Specify device preferences for individual ads (Mobile or All).
You can read the full release note over here.
Zee, a Google AdWords support representative said in the forums to "ensure uninterrupted use of AdWords Editor, you will need to upgrade by June 28, 2013."
Forum discussion at Google AdWords Help, WebmasterWorld & Google+.