Illustration of the two options for a two process system: You can make one big Kanban or CONWIP loop, or two smaller loops with a FIFO in between. Customer is also shown. The variables that can be adjusted are highlighted in color, with red for the single loop system and yellow for the double loop system.This image by me is licensed under the Creative Commons Attribution-Share Alike 4.0 International license. Please credit the image as shown below. For digital documents and web pages please do include the links as shown below. Thank you.