I realized that there wasn't really a link between prodplacing and tracking its actual effectiveness.

As specified by the Marine Life Protection Act, select marine protected areas along California's south coast are being monitored by scientists to track their effectiveness and learn more about ocean health.

The agency last week said it had signed a deal to use ad management software provided by Third Screen Media to deliver mobile ads and try to track their effectiveness.

As specified by the Marine Life Protection Act, researchers monitor selected marine protected areas along California's central coast to track their effectiveness and learn more about ocean health.

Such campaigns have brief runs, promoting flu drugs in the winter and allergy drugs in the spring, and outsiders cannot easily track their effectiveness, said Richard Campbell, a partner in the Campbell Regan Ward agency, which specializes in promotion to medical professionals.

TargetSpot, which also received backing from Union Square Ventures and Milestone Venture Partners, would let advertisers track their commercials' effectiveness through things like unique phone numbers or clickable ads tethered to the audio ad, Mr. Perlson said.

I personally think there is a difference between tracking advertisers (serving them to users and then tracking their effectiveness) to following users around the internet serving adverts repeatedly across other sites.

The study, started on Sept. 5 by Dr. Herbert Kleber, the medical director of the National Center on Addiction and Substance Abuse at Columbia University, will track the treatment's effectiveness on 60 heroin addicts over three months.