Pay per click has been one of the greatest boons in the advertising industry. PPC has been a good source of income for many sites. But there is one threat namely click fraud that has been bothering the advertisers. Click fraud is a type of internet crime that is practiced on pay per click advertisements

Google Inc. might have some unlikely allies in defending its proposed partnership with Yahoo Inc.: the advertisers that critics say could be hurt by the deal.

Google Inc. might have some unlikely allies in defending its proposed partnership with Yahoo Inc.: the advertisers that critics say could be hurt by the deal.

A senior Microsoft executive on Friday criticized a new advertising deal between web search giants Google Inc. and Yahoo Inc., saying it would reduce competition in ad search and be bad for advertisers.

A senior Microsoft executive on Friday criticized a new advertising deal between web search giants Google Inc. and Yahoo Inc., saying it would reduce competition in ad search and be bad for advertisers.

Yahoo Inc. CEO Jerry Yang rejected the image of his company as "under siege" Wednesday, telling conference-goers that executives are rallying to streamline Yahoo's offerings and make it more relevant to consumers and to advertisers.

YahooCEO Jerry Yang rejected the image of his company as "under siege," telling that it is rallying to streamline Yahoo's offerings and make it more relevant to consumers and to advertisers.

Yahoo Inc. CEO Jerry Yang rejected the image of his company as "under siege" Wednesday, telling conference goers that executives are rallying to streamline Yahoo's offerings and make it more relevant to consumers and to advertisers.

Yahoo Inc. CEO Jerry Yang rejected the image of his company as "under siege" Wednesday, telling conference goers that executives are rallying to streamline Yahoo's offerings and make it more relevant to consumers and to advertisers.