Pro Tools:Recording automation

Recording automation in Pro Tools 8
To record Automation in Pro Tools Do these things.

First choose one of the Pro Tools Automation modes.

Once you choose a writable mode you can now write in realtime automation by simply pushing play on the transport and moving the parameters (volume, pan etc) you wish to automate.

You can automate Pro Tools plug ins as well

Drawing in automation.
You can manually draw in automation by choosing the parameter you wish to draw in via the track display header and then using the grabber tool or pencil tool to draw the automation in on the track itself.