Changes

Assuming you're logged into your GMail account, issue "email". In the suggestion list, you'll see a suggestion that says "Email (message) (to contact)".

This is a clue that the Email command expects two pieces of information: the message is <b>what</b> you're emailing, and the contact is <b>who</b> you want to send it to. However, you can leave out one of these things -- or both of them -- and the Email command will still work. So I can issue any of these commands: