This document discusses email options and services including: - The history of bulletin board systems (BBS) which were early computer-based messaging systems dating back to 1972. - Email service providers (ESP) which offer email marketing services including tools to send emails, update subscriber lists, and provide analytics on email campaigns. - Several ESP vendors are mentioned: AT Mail, EMUmail, and EnterGroup which offer different pricing and hosting options. - Free internet-based email services are discussed along with protocols like IMAP for retrieving email and clients like Thunderbird and Outlook Express.