Awesome tips from HawkWings about a Snow Leopard feature a very few users know: text substitution. You can actually enable text substitutions in Mac OS X by default instead of purchasing apps like TextEpander or Typinator. The problem is, not every Cocoa app supports them, so it’s very likely that you’ll end purchasing a third party app.
But anyway, if you’d like to enable them in Mail.app, it’s stupid simple.

