This theme is compatible with “MailChimp for WP” By Danny van Kooten. This plugin will be a BIG help by adding sign-up forms and sign-up checkboxes to your WordPress website.
For more details please visit plugin page https://wordpress.org/plugins/mailchimp-for-wp/.

Attention!

This plugin do not come as a part of theme package. You should install it separately. It’s 100% free.