(1) An interactive computer service may block the receipt or transmission through its service of any bulk electronic mail that it reasonably believes is, or will be, sent in violation of this article.
(2) An interactive computer service may disconnect or terminate the service of any person that is in violation of this article.
(3) No interactive computer service may be held liable for any action voluntarily taken in good faith to block the receipt or transmission through its service of any bulk electronic mail which it reasonably believes is, or will be, sent in violation of this article; nor will any interactive computer service be held liable for any action voluntarily taken in good faith to disconnect or terminate the service of any person that is in violation of this article.
(4) No interactive computer service or public utility will be liable for merely transmitting a bulk electronic mail message on its network.