This development plan is PROBABLY a sign that the local shopping institution is worried about the future. We don't see much demand to live inside a mall with a bunch of strangers walking around. Check-it:The owners of Oak Park Mall have filed plans with Overland Park outlining a redevelopment of the property. The plans include a four-story apartment building with 260 units and two interior courtyards. The redevelopment would also include a four-story, 120-room hotel and two new restaurants.