<p>Protect the email addresses of friends and colleagues as you would any other personal information.</p><p>Ryan McVay/Photodisc/Getty Images</p><p>The person or business that sent that email message addressed to you and several other people may have inadvertently invaded your privacy. This could have been avoided if the sender had addressed the message to you using the BCC or Blind Carbon Copy field instead of the To or the CC or Carbon Copy fields. Recipients of email sent BCC can't see the addresses of other who got the same message. The Web-based email client Hotmail helps you preserve the privacy of your friends, colleagues and customers by providing the BCC address option.</p><p><a href="http://yourbusiness.azcentral.com/bcc-hotmail-3187.html">Keep reading...</a></p>