1st Step: Create the Smartlist with all customers.
Marketing > Smartlist > Add a list > Name: "All Members"
Do not add any parameters because by default this Smartlist includes all clients.
2nd Step: Create the email / newsletter.
In the Marketing > Templates tab, create a template or use one that has already been built.
Choose the name of the template and the subject of the email.
Add blocks, images, text, buttons etc. and save.
3rd Step: Send the email.
From the Marketing > Smartlists tab, select the "All Members" Smartlist. Click on Send a Message.
Then select the email to send. Click on "Create a message".
Select "Email template", select the template that you wish to send and then click "Send"
This email will only be sent to members who agree to marketing emails.
For more information on other communication features, go to the Marketing section of the Help Centre.