Page is a not externally linkable
-- Google AdWords
---- How often is CTR re-evaluated for bidding purposes?
Tropical_Island - 10:24 am on Jan 25, 2005 (gmt 0)Thread source:: http://www.webmasterworld.com/google_adwords/4418.htm
I would also assume that it is an on-going process which would explain the changing posistion of some ads during the course of the day.
Brought to you by WebmasterWorld: http://www.webmasterworld.com