PALM SPRINGS, CA – As mobile use accelerates, so does the opportunity for brands.  While content viewed on the “mobile web,” mobile devices using a browser has many of the same elements for advertising including cookies, the big challenge now is to get deeper analytics around mobile use via Apps, says Cary Tilds, Chief Global Innovation Officer of GroupM, the media unit of WPP.

We spoke with her about mobile advertising earlier this week at the IAB Annual Leadership Meeting where she was a speaker.