Page is a not externally linkable
-- Google AdWords
---- How Often Do You Change Bids, Ads, Campaigns?
netmeg - 1:58 pm on Apr 9, 2010 (gmt 0)Thread source:: http://www.webmasterworld.com/google_adwords/4112663.htm
I don't know how I could possibly answer that, it varies between client, account, situation, etc. All I can say is "as often as I need to"
Brought to you by WebmasterWorld: http://www.webmasterworld.com