Implementing email sending from your app
Getting Started GuideResources to get you going again
Getting Started GuideA bounce is when an email is returned back to Postmark’s email servers after being sent. This can happen for many reasons: Hard Bounce: The email…
Help DocOne of the questions we hear most often at Postmark is, What is the difference between transactional email and bulk or marketing email? In this article,…
Help DocIf you work for a web agency, operate a helpdesk/CRM service, or run an online marketplace or platform, chances are you need to send emails on behalf of your…
Help DocOnce you know you’d like to use Postmark, migrating is super-easy. Depending on your desired approach, you can either integrate directly via SMTP settings…
Help DocFrom time to time our customers email us asking to troubleshoot delivery issues to an ISP (Gmail, Yahoo, etc). The steps to troubleshoot the problem are…
Help DocEmails and attachments have size limits for both sending outbound messages through Postmark or receiving messages as JSON with inbound processing. This…
Help DocA Spam Notification means that your message was rejected by the receiving mail server. This could be due to rigid corporate policies in place on the…
Help DocTransactional email is a critical piece of your infrastructure, and choosing the right one isn't trivial. These considerations can help with the decision.
Guide