Recent Doubleclick blog post about the changes

[somnamblst]

In addition to unlimited file size, Enhanced Formats offers automatic polite load functionality (which allows main web page content to load before the ad unit finishes loading,) a way to easily add basic engagement metrics to standard banner ads, and the ability to track metrics such as multiple exits, interactions, backup image views, HTML5 views, and display time.

 

 

http://doubleclickadvertisers.blogspot.com/2015/07/making-it-easier-to-run-mobile-friendly.html

 

A step by step tutorial

 

https://www.doubleclickbygoogle.com/articles/how-build-html5-ads-step-step-workshop/

 

also linked in this post HTML5 Toolkit

 

 

The HTML5 Toolkit

The HTML5 Toolkit is a curated list of "instant-start" HTML5 resources. Whether you're a newcomer to HTML5 or a seasoned veteran, the Toolkit is a jumping off point enabling you to hit the ground running. 

 

 

 

http://www.richmediagallery.com/resources/html5-toolkit#h5ToolkitPath:%2Fhtml5%2Ftoolkit~

[Carl]

Thanks a ton for posting that. Great to see things documented so well. Definitely a step in the right direction ( in some regards ).