3. Variables

3.1 Message Headers		General message header stuff.
3.2 Mail Headers		Customizing mail headers.
3.3 Mail Variables		Other mail variables.
3.4 News Headers		Customizing news headers.
3.5 News Variables		Other news variables.
3.6 Insertion Variables		Customizing how things are inserted.
3.7 Various Message Variables		Other message variables.
3.8 Sending Variables		Variables for sending.
3.9 Message Buffers		How Message names its buffers.
3.10 Message Actions		Actions to be performed when exiting.