Honda moves up two spots to #1 on the Media Monitors radio ad buy rankings, bumping the CNE down to #3, while Sears holds steady at #2.

The biggest moves of the week in Toronto were Public Mobile, which debuted at #6, and Staples, which appeared at #7 on the chart.

In Montreal, Chevrolet was the biggest spender of the week debuting at #1 on the rankings, while AlarmForce was ousted from the top spot to #2. Public Mobile climbed one spot to #3, and The Source also boosted its spend, rising from #7 to #4.

In Toronto:

In Montreal: