I'd like to master SendMail operations as quickly (and cost-effectively) as possible. Are there any books or online course that could help here?
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closed as not constructive by Mark Henderson♦ Jan 16 '12 at 3:54
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Your best bet would be the Bat Book, I guess. Not that I speak from experience, as I haven't yet fully recovered from the shock I got when first opening a sendmail.cf somewhere in the darkest 90ies.