StacksandStacks.com collects the information needed to process your order. We reserve the right to add your name and address to our promotional mailing list / newsletter if you sign up or leave the box checked in the shopping cart. We respect all unsubscribe requests. We never release any of our customers' information outside our company. Internal access to credit card information is handled by Cybersource (our third party gateway) who is fully PCI compliant. We can not even see your entire credit card number. If you have to give us credit card information we limit the individuals within our company that have access to it.