OS X: automated spoken summary of email messages

This post is about using OS X's built-in summary and speech functions for persons with limited vision, but it's probably broadly useful to anyone with language challenges.

Gordon's Tech: Email Summary and speech

.... My mother's vision is failing. This is something she could use, though I've already programme done key to active the built-in generic reading engine. Too bad Mail.app doesn't let me attach a script to a nice fat icon, but I might create a rule that would routinely read each message she opens. (Rules are hidden away in mail preferences -- which is not a logical place for that function.)"