- - Microsoft
- -- BingAds (was MSN/Microsoft AdCenter)
- ---- Ad copy rotation
adCenter411 - 7:40 pm on May 16, 2006 (gmt 0)
to build on what werty said, you'll see equal rotation until certain ones start to see better click-through, and then those will start showing up more often.
Thread source: http://www.webmasterworld.com/msn_adcenter/130.htm
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