The low spirited list is a way for LiveWire members to be made aware of who is feeling a bit blue that particular day. You can access the list via the Active Members page.
How are people added to the low spirited list?
It's based completely off of mood settings. If you select certain types of moods, you'll be added to the list of low-spirited LiveWire members.
The moods that activate the low spirited placement: