Page is a not externally linkable
TypicalSurfer - 5:04 pm on Jul 21, 2006 (gmt 0)
That should be estimated cost to advertisers, the SE industry actually benefits from click fraud. [edited by: TypicalSurfer at 5:10 pm (utc) on July 21, 2006]
Estimated cost to industry is $1.3 billion a year