There are several different options available for managing lists and newsletters.
These popular plugins are included in all plans. Setup is not terribly complicated (combined there are over 1 million websites using these plugins.
Newsletter is a real newsletter system for your WordPress blog: perfect for list building, you can easily create, send and track e-mails, headache-free. It just works out of box! Active installations:300,000+ The Newsletter Plugin
SendPress Newsletters is an easy to use WordPress newsletter plugin that has all the features you need. Create newsletter templates with your style and edit content just like you would a post in WordPress. Easily import post content from your site and schedule newsletters to be sent at the right time. Start sending great emails and newsletters today right from WordPress with our newsletter plugin. Active installations:9,000+ SendPress Newsletters
Email Subscribers is a complete newsletter plugin which lets you collect leads, send automated new blog post notification emails, create & send newsletters and also manage them all in one single place. Active installations:100,000+ Email Subscribers & Newsletters
Allowing your visitors to subscribe to your newsletter should be easy. With this plugin, it finally is. This plugin helps you grow your MailChimp lists and write better newsletters through various methods. You can create good looking opt-in forms or integrate with any existing form on your site, like your comment, contact or checkout form. Active installations:1+ million MailChimp for WordPress
Please also refer to Lead Gen and Conversion Optimization Knowledge Base Articles and Forum Discussions.