Along with developing campaigns, the agency will buy and place media.
The agency is also buying homes from lots and warehouses across the country.
He said they were encouraged enough by the results to recommend that the agency buy four of the engines for further research.
If other agencies buy the system, they can share the data.
It also suggested that agencies buy services and equipment from the growing commercial wireless market.
The agency has bought more than 100 of the machines at $1 million each.
The agency also buys food to make up for seasonal deficits.
The market testing program encourages agencies to buy goods and services from private companies when it will save money.
Content, of course, is also an issue when agencies buy commercial time on TV.
The agency does not buy most of its animals; it usually gets them free.