You can send your message using your own mail server. Here's how:
- Make sure you have created a Direct Mail account and enabled SMTP Access.
- Make sure you have set up your mail server settings in the Settings (Preferences) window.
- Select the message you want to send.
- Choose Messages > Send Message from the menu bar (or click Send in the toolbar).
- Choose your mail server from the "Send Using" popup menu.
- Click Send.