This document discusses ABC analysis and Kanban systems. It provides an overview of what a Kanban system is and why companies use them. The goals of implementing a Kanban system at one company are described as reducing overall inventory levels from over 3,500 SKUs and $1.75M to 2,000 SKUs and $600k. The document outlines steps for starting with internal Kanbans, setting signals and triggers, using historical data to analyze effectiveness, and optimizing quantities and intervals. Potential issues that could arise are also addressed.