MailerMailer is a low-cost, fully-managed and secure e-mail list service that enables users to create and send personalized, targeted emails based on their subscribers' interests and demographics. Click tracking and detailed reporting included. Ideal for e-mail marketing and newsletters. Service starts at $29.95 per month for sending up to 20,000 messages. Earn $26.95 to $314.95 per account that you sign up.