The Long Tail of SEM Advertisers

Some very, very interesting stats from ClickZ on the distribution of advertiser impressions (by advertiser and advertising category) amongst search engine marketers (SEM)… most notably, that eBay represents ~3% of all SEM impressions.

I’ve written before about eBay’s reliance on SEM to acquire and reactivate its customers. It’ll be interesting to see how eBay addresses this beyond buying properties with existing audiences.

Posted in Uncategorized