nndiary is up and running, it's time to customize it.
The custom group is called
nndiary (no, really ?!). You should
browse it to figure out which options you'd like to tweak. The following
two variables are probably the only ones you will want to change:
This is the list of times when you want to be reminded of your appointments (e.g., 3 weeks before, then 2 days before, then 1 hour before and that's it). Remember that “being reminded” means that the diary message will pop up as brand new and unread again when you get new mail.