This was posted on my BMB.
http://community.thebump.com/cs/ks/forums/thread/71878413.aspx
The OP seemed pretty nonchalant about it when directly asked if she left her toddlers at home alone, like it was no big deal. I'm a FTM to be, so obviously not speaking from experience, but I can't imagine going much further than my mailbox while my babies are sleeping in the house.