Uploaded on 2014-10-20 by Paco_

[1]: https://edxuploads.s3.amazonaws.com/14138287962807499.jpg We can see on this photo a lot of cars everywhere and some pedestrians. It is evening, people drive home after work, some of them go shoping (this side of the street is a shopping area). 1st invisible thing: people mostly come here for shopping and we can identify on which days and time exactly 2nd invisible thing: most people get here for shopping by car We can use this information to organize parking for cars of clients and to separate pedestrian area from parking. Also city authorities can change parking rules on this street depending on days and time of the day.