http://www.employment911.com/cs/blogs/affiliate-program-marketing/archive/2006/06/16/AdWords-introduces-Ad-Scheduling.aspxWebmasters who are promoting affiliate programs with AdWords, will now be able to set up schedules for their campaigns, both on a hourly and daily basis. To activate this new feature, click “edit campaign settings” and then turn on “Ad scheduling”. YouenCommunityServer 2.1 SP3 (Build: 20423.1)