rawbody __ENA_BAD_OPTOUT1 /(unsubscribe|\breply)\s.{1,30}(mailto:|opt.out|remove)/i body __ENA_BAD_OPTOUT2 /(reply\bwith|unsubscribe|please\b(email|reply|write)).{1,60}subject/i body __ENA_BAD_OPTOUT3 /(opt.out|stop|receive).{1,80}(answer|write|back|reply|respond).{1,60}(unsubscribe|leave.out|remove)/i body __ENA_BAD_OPTOUT4 /(please|reply).{1,30}(unsubscribe|leave.out|remove|not interested).{1,40}(subject|body|stop|communicat|list)/i meta T_ENA_BAD_OPTOUT __ENA_BAD_OPTOUT1 || __ENA_BAD_OPTOUT2 || __ENA_BAD_OPTOUT3 || __ENA_BAD_OPTOUT4 describe T_ENA_BAD_OPTOUT Bad unsubscribe by replying to an email address with a specific subject score T_ENA_BAD_OPTOUT 0.1 header __RCVD_OFFICE365 Received =~ /\.outbound\.protection\.outlook\.com/ header __RCVD_OFFICE365_PROXY X-ClientProxiedBy =~ /\.outlook\.com \(/ meta T_ENA_RCVD_O365_PROXY __RCVD_OFFICE365_PROXY && __RCVD_OFFICE365 describe T_ENA_RCVD_O365_PROXY Email sent through Office 365 proxy via a mail client using authenticated SMTP. score T_ENA_RCVD_O365_PROXY 0.1 header T_ENA_MSGID_NOTRUST Message-ID =~ /\@(email\.android\.com)\>/ describe T_ENA_MSGID_NOTRUST Message-IDs from spam not trusted score T_ENA_MSGID_NOTRUST 0.1