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Does Ad Targeting Take A Long Time To 'Click' In?

CTR vs. Long Term Testing

         

androidtech

4:37 am on Mar 9, 2007 (gmt 0)

10+ Year Member



Hello everyone.

In the past I have been vigilant to quickly remove AdSense from low CTR pages, based on the idea that they affect negatively an account's eCPM.

The last two months I was really busy at work so I put ads back into the site wide template and just left everything on auto-pilot, even though I saw plenty of CTR figures across my channels that were below 1%.

I still checked my stats once a day though, and now I have seen something interesting. About 10 days ago my eCPM and CTR started slowly ramping up, and better targeted ads began appearing. This is after almost 6 weeks of poor performance in most of the channels, with the historically good channels maintaining their lucrative status.

If the improvements were limited to only a few channels, I would just write it off to a change in the Advertiser pool or some other anomaly. But it has been across the board.

Now I am wondering, if perhaps I may have missed out on some good performing pages or topic areas because of my zealousness in protecting my account wide CTR, which led to early removal of AdSense from such pages after only a week or less.

Has anybody else seen ad targeting take a long time, in the neighborhood many weeks or more, and then a persistent significant increase in eCPM and CTR?

joelgreen

11:13 am on Mar 9, 2007 (gmt 0)

10+ Year Member



I've seen the same. First I took off ads from pages having low eCPM (< $1). Those pages were about 6 months old. Later (in about a month) I decided to put them back. Some of them are performing much better now (i mean average cost per click). Maybe it was lack of advertisers, not sure.