A master key system during its simplest type is where every lock at a locking system could be opened with just one key, the master secret New England, Boston, Key Master, videogame, arcade machines, prize vendor, automatic prize merchandiser, self redemption games, Prize redemption game, Prize vending. However, every lock within this system may have its own personal key, and that key can open just this specific door. To better clarify this, let us say there are 10 doorways within this particular system. Each door is going to be keyed distinct meaning the key to door you can just open door and no other doorway. The exact same for another nine doors. The master key will have the ability to open 10 doors within this particular system.