Answer:
It doesn't have to be a popup box per se, but the interagency guidance on web linking does recommend the use of some type of speedbump to inform the customer when they are leaving your website, so that they fully understand that your privacy provisions and security aspects are no longer in force. This can also help shield you from liability that may result from the practices of the third party to whom you are linking.First published on BankersOnline.com 7/26/09