0d8e10ec_LeanEnvironment_com__Who_should_use_it_
[Name of Tool] Kanban [Description] Any form of visual signal - the rate-keeper for the Pull System. Cards have become common, but are only one form of kanban (e.g. empty bins, carts, etc. ) [Who should use it?] 
Any process with two or more people involved (almost all.)
LeanEnvironment.com
Who should use it?