Email marketing is an important tool for your small business. It is also essential that the marketing application that you choose, is simple to use and feature packed. MailerMailer offers a great way to start up and maintain a newsletter system. They have a great free package that allows you to send to 200 people. Once you out grow the free setup, packages start at $29.95 a month. Definitely worth your time to check them out and see if they can help you reach your customers.