Poll: Which e-mail security and privacy faux pas is the most dangerous?

Many people, even IT pros, still ignore the basics of email security. In a recent IT Dojo video, Bill Detwiler goes over five basic e-mail safety tips that everyone should follow. Of the five he mentions, which are you most concerned with?

Many people, even IT pros, still ignore the basics of email security. In a recent IT Dojo video, I go over five basic e-mail safety tips that everyone should follow. And in his article, "10 essential e-mail security measures," Chad Perrin outlines another five. Of the five I mention in the video, which are you most concerned with?