Emails falling under any of the following criteria are classified as UBE or UCE and are strictly prohibited: (1) False Identity of "Sender" Domain — bulk email sent with falsified WHOIS registration to evade detection; (2) False Identity of "Advertiser" Domain — bulk email advertising products/services linked to falsified WHOIS domains; (3) False Identity of "From" Header — bulk email with falsified FROM field to conceal the sender's identity; (4) Forged "Routing" Header — bulk email with falsified routing headers to evade detection; (5) Fraudulent "Subject" Header — bulk email with deceptive subject lines intended to trick recipients into opening; (6) False "Reply" Information — bulk email containing false contact details to evade detection; (7) Email Encoding to Elude Readability — bulk email with intentionally encoded/encrypted links to avoid human or machine reading; (8) Covert Data Extraction — any email containing code intended to covertly relay recipient data back to the sender without consent; (9) Intent to Compromise Email Servers — any email containing code intended to compromise mail server security; (10) Remote Server Data Loading — bulk email with code/tags that load visual or audio content from a remote server without recipient knowledge; (11) Attachment of Executable Files — bulk email with attachments that execute software or display content without recipient knowledge; (12) Covert Attachments — any email with attachments that silently install or run on a recipient's computer; (13) Obscenity — any email selling or distributing obscene text, images or materials; (14) Pornography — any email depicting sexual acts involving minors or animals; (15) Violence — any email inciting or depicting rape, murder or other violent crimes; (16) Intent to Market UBE — bulk email solely promoting products/services including selling email lists, hiring for bulk sending, or selling open relay or compromised server lists; (17) Intent to Defraud — any email publicly offering products or services constituting a misdemeanour or felony, including false credentials, tax evasion, insider trading tips, MLM/pyramid/chain letter schemes, pirated software, signal-decryption devices, unapproved pharmaceuticals, or illegal substances.