Local parts can be used to do things such as preventing a particular player from going into a specific area by putting a door that is local to him, or making a platform that will only appear for a particular player. They can also be used in building games to allow all the players to work in the same area, but without seeing other players' parts. For example, the following code, put in a local script that is running on a player's client, would create a part of a random color at position 0 0 0 when ran: