How to integrate with MailerLite?
Select INTEGRATIONS from the main menu, then just click the add button from the top left to integrate the service with your checklist.
Go to the MailerLite account and copy the API KEY from Developer API
Name your service (Reference).
Select the MailerLite from the SELECT SERVICE dropdown.
Paste the copied API KEY from MailerLite account then just click the SAVE button.