Perpetrators of click fraud are getting sneakier and sneakier. Harvard Business School professor Ben Edelman has uncovered one of the more diabolical click fraud schemes known to be hatched. As he summarizes it:

Here, spyware on a user's PC monitors the user's browsing to determine the user's likely purchase intent. Then the spyware fakes a click on a Google PPC ad promoting the exact merchant  the user was already visiting. If the user proceeds to make a purchase -- reasonably likely for a...

comScore has released the top 15 ad networks based on their reach among U.S. Internet users in December 2009.

The ranking found AOL Advertising remains the top ad network, reaching 187 million U.S. Internet users, or 91 percent of the total audience, followed by the Yahoo Network (180.9 million) and the Google Ad Network (178.1 million).

The fastest growing ad network by audience reach among the top 15 was Microsoft Media Network, which grew 31 percent compared to a year ago, followed by...

Unless you live under a rock, you are probably at least somewhat familiar with the current controversy regarding NBC's shifting of late night television talk show programming that appears to be leading to an uncertain future for current Tonight Show host Conan O'Brien. I'm not going to get into that whole story here.

While he is not the only one to raise such a point, Jason Falls of Social Media Explorer asked his Facebook fans a good question: "What if Conan went web-only?" More...

Google announced today that AdSense for Domains is now using optional keyword hints more often. Keyword hints are provided by the user, who enters keywords into a field to assist Google in the targeting of ads for potentially ambiguous domains. Google's Randy Heath explains:

These keywords are suggestions supplied to Google by domain owners about the types of content users are looking for when they arrive on an undeveloped domain. They are used to help our system determine the best ads to...