Top Deliverability’s Blog
Postmark: Expanded support for using Broadcast Message Streams via SMTP
Postmark just released another engaging article:
If you want to protect your deliverability, it’s important to separate your transactional and promotional email. With Postmark’s Message Streams, we help you make sure that the different types of email never ever mix: Transactional Message Streams are for your invoices, password reset emails, or similar and Broadcast Message Streams handle your newsletters, promotions, or other marketing email. For us to process your mail fast and reliably, you have to let us know whether your email is a transactional or broadcast message. But when sending via SMTP, we learned that some of you were running into issues. Specifying Message Streams when sending via SMTP When sending mail with Postmark via SMTP, there used to be only one option for you to specify a Message Stream: You’d authenticate with a Server Token and specify the Message Stream you’d like to use with the `X-PM-Message-Stream` header (that’s the Message Stream header). If…
Read more from the original source: Expanded support for using Broadcast Message Streams via SMTP
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