The document discusses analyzing factors that influence the difficulty of gathering information from urban environments. It finds that the age of a city can impact search ease, with older cities being more difficult. City structure was not found to significantly influence search ease. Comparisons between continents found that North American cities were easier to search than European or Asian cities.
41. Finally
Just about three major things
The age of a city can influence the ease of search.
City structure has no significant influence on ease of search.
North American cities easier to search than European/Asian cities.