To set up a Postmark Send Integration, the following are required:
From the Postmark home page, select the Servers tab, then select your Server from the list

Create Broadcast Message Stream

Select Message Stream Type

Select API Tokens

Click the “Generate another token” button

Back in EmailElement, enter your token here in the “Server API Key” field when setting up your Sender Intergration:

Copy the Message Stream ID

Back in EmailElement, enter your Message Stream ID here in the “Message Stream” field when setting up your Sender Intergration:
