Harmelin Media committed to using data gathered with Arbitron’s Portable People Meter electronic ratings system when PPM is deployed. Harmelin bills more than $300 million annually, according to Arbitron, which said the agency has been closely involved with the PPM since the 2002-2003 market trials in Philadelphia. Several ad agencies have agreed to use PPM data, see previous story.
Another Ad Agency Commits to PPM
Another Ad Agency Commits to PPM