New AdWords Metric: Impression Share Reporting

[mandy]

    Are we alone in the universe? How much wood can a woodchuck chuck? What's the share of voice for my AdWords campaign?


While we're still working on answers to the first two questions, there's a new metric available through the AdWords Report Center that will shed light on the third one.

"Share of voice" is a metric often used in the advertising industry to represent the relative portion of ad inventory available to a single advertiser within a defined market over a specified time period. Impression Share, a new AdWords metric, is similar to share of voice -- it represents the percentage of times your ads were actually shown in relation to the total number of chances your ads could have been shown, based on your keyword and campaign settings.

For example, say you own a small lawn furniture business and you're using AdWords to sell your products. You're curious to know if you're missing out on potential sales by not appearing every time users search on your keywords. To compare how often your ads are showing to the total opportunities they have to show, run a campaign- or account-level performance report that includes the new Impression Share columns...

full announcement: http://adwords.blogspot.com/2007/07/disc...-with.html