Allow customers save their favorite products for later and identify the most popular products by tracking wishlists' content. Create and send promotional e-mails.
Demo: https://wpdesk.net/products/flexible-wishlist-addon-analytics-emails/
With the Schedule Emails Extension for the Follow My Blog Post Plugin you can schedule your emails hourly, daily, twice daily or weekly.
Demo: https://codecanyon.net/item/schedule-emails-follow-my-blog-post-addon/7748623
The plugin automatically sends emails to customers who have purchased a downloadable WooCommerce product, notifying them that a product update is available for download.
Demo: https://codecanyon.net/item/woocommerce-downloadable-product-update-emails/18908283