eMail notifications

I searched the archives here and found some threads, but they had specific problems with the eMail notification: Mine is general.

How do I get this thing working

FOR USERS OF MY BLOG?

It was in my opinion not implemented in the “daisy rae gemini” theme I use, and I did not find a plugin on

http://dev.wp-plugins.org/wiki/PluginDirectory

.

?
Bye
Torvon