> InfoUSA advertised lists of “Elderly Opportunity Seekers,” 3.3 million older people “looking for ways to make money,” and “Suffering Seniors,” 4.7 million people with cancer or Alzheimer’s disease. “Oldies but Goodies” contained 500,000 gamblers over 55 years old, for 8.5 cents apiece. One list said: “These people are gullible. They want to believe that their luck can change.”
> Vast databases of names and personal information, sold to thieves by large publicly traded companies, have put almost anyone within reach of fraudulent telemarketers
> Mr. Guthrie’s name first appeared on a list used by scam artists around 2002, after he filled out a few contest entries that asked about his buying habits and other personal information.
This is a good argument against the cancer that is advertising, marketing, etc. Even if you truly have nothing to hide, are happy to receive targeted ads and offers, it's just a matter of time before the information falls into the wrong hands and gets used against you.