DMXReady Mailing List Manager allows you to manage your e-mail addresses and send group e-mails:
Useful for several applications including updating usergroup members and other organizations, keeping in touch with clients/customers, sending out e-newsletters
Allow website Visitors to sign themselves up on your website or add them to your database yourself
Send to all members in your database with just One Click
Choose plain text or HTML messages with images and graphic layout
Activate and deactivate members
Automessaging for subscribers, unsubscribers
Unsubscribe URL automatically appears at the bottom of every e-mail message
Fully customizable - change the layout to match your website design