I usually pan a melody more or less like this:
strings/pads - left/right - 60s
Leads - left/right - 30s
FX - left/right - 20s
Bass - center - mono
Kick - center - mono
Snare - center
top loops/hihats - left/right - 20s
I would like to know about your panning habits? Am I to narrow in my panning in your opinion?