Date: Thu, 01 Jan 1970 00:00:00 +0000 From: Joe User To: user@example.org Message-ID: 1 Subject: Welcome! Mime-Version: 1.0 Content-Type: multipart/alternative; boundary=boundary; charset=UTF-8 Content-Transfer-Encoding: 7bit --boundary Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Hi username, Thanks for joining our service! Please check back often. --boundary Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: 7bit

Hi username,

Thanks for joining our service! Please check back often.

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