Customers of our High Volume bulk outbound email service often ask how they can “send faster”. They want to get their mailing out ASAP, no matter if it is to hundreds of recipients, or millions of recipients.
This post codifies all of the various types of advice we give for optimizing outbound email throughput. Much of it applies to outbound email sending over SMTP in general — i.e. its not limited to the LuxSci High Volume service.
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