We've all seen them, but how many of us know WHY they are there? It can mean a variety of things and can vary regionally. Here are a few meanings:
~ They are the shoes of a friend lost to violence thrown up in a memorial near their place of death.
~ Signifies that drugs are sold at that location.
~ Marks gang territory.
~ You have bullies in your area and they took another kids shoes for a game of keep away.
~ Someone got a new pair of shoes and just thought of a way to get rid of the old ones.
(Images via GOOGLE, definition found Here