It's common to see on American TV series and films the police and reporters having boards on the wall with photos pinned, arrows and lines, notes, notices, etc. when addressing cases. As if it was the standard procedure to work with.
Is there any reason for that? Is it easier to investigate that way? What are the advantages of using that method?
Is there any reason for that? Is it easier to investigate that way? What are the advantages of using that method?