A clear description of how a company uses the email addresses and other information it gathers via opt-in requests for newsletters, company information or third-party offers or other functions. If you rent, sell or exchange your list to anyone outside your company, or if you add email addresses to opt-out messages, you should state so [...]

The popular name for unsolicited commercial email. However, some email recipients define spam as any email they no longer want to receive, even if it comes from a mailing list they joined voluntarily.