It renders endogenous all of the physical characteristics of the route including the mode of delivery, the grouping-ratio (addresses per stop), and the difficulty of accessing the buildings.
Mode of delivery, grouping-ration, and difficulty of accessing buildings are physical characteristics of a route.
A route does not have any important physical characteristics that can be considered.
A woman and child talking to each other in the park
A man is pulling feathers from some sort of bird.
MEN SITTING INSDE HOLDS AN INSTRUMENT
Dr. Bauetstein explained what was happening.
The Perry and Harris monument bears no relation to these events.
Low income people are a reminder that justice in American still needs work.