Is there a garage or barn? That is one thing I have wondered.
As far as her shoes missing, I have no idea but that is a great point that if a pair was missing it would show something. If a shoe or shoes were found, they could also be matched to prints and identified by her mother.
I am undecided whether in the house or out of the house as well. I see things to support either viewpoint in the little we know.
I cannot believe they have not located her yet. That is not intended negatively at LE, I just think we all hoped because they were concentrated in a fairly small radius around the home that they would quickly find her--and because as far as we know he was on foot...