Benjamin Edelman has written a great
post about how some advertisers using Google
Adwords push and exceed the legal and ethical limits of advertising by making
promises they can’t keep or selling things that are actually free. He finds a number
of example of dodgy advertisers and rounds off the article showing readers how to
combat this trend. Benjamin is a PhD
candidate at Harvard and is currently researching spyware and
certain methods of online fraud. Have
a read.