Mailcoach supports sending mails via Amazon SES. To get started, got to Configuration > Settings > Mailers, and create a Mailer for the "SES" Email service.
After that, you'll be greeted with a nice wizard that will you setting this up at SES. In order to start configuring this on your account, the wizard will ask for creating an Access Key ID and Secret Access Key.
How to create an Access Key ID and Secret Access Key
First, log in to your account at AWS.
Next, search for the IAM service.
There, go to the "Users" section and create a new user.
On the next screen, give the user a name.
Next up is permissions, you need to select "AmazonSESFullAccess" and "AmazonSNSFullAccess"
Next, click on the newly created user and go to the "Security credentials" tab. There, click on "Create access key".
On the next screen, you'll need to select "Third-party service"
And finally, the Access key ID and Secret access Key will be shown.
You need to copy these two values into the wizard in Mailcoach.
Using these values, Mailcoach has the correct permissions to automatically set up your SES account for use with Mailcoach. Just follow the wizard on Mailcoach.