Build your mailing list with Startup's customizable Newsletter section.
Add a newsletter signup section to your home page
Navigate to the Sections tab in the theme editor and select Add section > Newsletter.
Include your messaging
You can give the section an optional Heading and Subheading.
Add an image
Upload an Image and use the Desktop image alignment (left or right) and Mobile image alignment(top/button) settings to customize its position in relation to the signup field.
With a newsletter signup, you collect email addresses from your customers and store them on the Accepts Marketing tab of the Customers portion in the admin.
Read more about the process of email marketing to your customers via Shopify.