Google released yesterday the first API upgrade for Adwords. This new release includes:
The ability for agencies to run reports across clients so they can do trend comparison across clients.
Better filtering, improved geo-targeting which will let agencies specify whether to target by the physical location of the viewer or by the location the person specifies in the search.
The ability to deploy and measure campaign experiments,”. This feature lets advertisers easily deploy A/B testing, so they can see in real time the effect that tweaks to their campaign can make.
