If you are looking for a free and easy to use tool that will help you connect with your customers, manage your mailing lists and create interactive email messages and newsletters, consider using MailChimp.
Available for free if you have less than 2000 contacts on your mailing list, MailChimp helps you design visually pleasing newsletters, share them on social networks, integrate with services you already use, and track your results.
It even provides subscribe form and keeps an archive of your past issues. It’s reporting feature will allow you to see who opens your emails and pinpoint inactive customers.
Learn more at http://mailchimp.com/features/