Once you've chosen your Classic template type by clicking the Plus icon, you'll be taken to the Template Builder setup.

On the "About" step, you can set the Templates meta-data, such as name, description and tags.

You can also select if the template will be available to be shared and cloned by selecting the "Show in Gallery" option.

This allows you to create your template using the content editor. More specifics on how to use the classic builder can be found here.

On the Preview step you can get an idea of how your template will look on a device. you can also share the template URL with a colleague, send a preview email to as many addresses as you'd like (comma separated), and also send this template to view in Litmus.

Litmus is a service for testing how your email will look in different email clients. Once you tick "Send to Litmus" and click "send" a member of the CS team will add the Litmus results to the Preview step for you to view.

The Sharing step links with your Collections. From here you can quickly add a new template to an existing collection - Just click the Plus icon and then select the correct collection from the dropdown.

Please note: Your Template and Collection must be published in order to show up in the selected app and occurrences.