This is related to this other post
What's the status of JetBrains Jabber server?
How I'm supposed to configure my YouTrack account in order to send notifications to users?
Or if I have to use my own server, what I'm supposed to do?
I want to send notification from a dummy/no-reply email account (Google Apps account), or even bettter, from a per-project account (but I suppose this isn't possible).