Step Four Inventory Comparison chart from the Joe & Charlie Big Book Study.
A diagram titled "STEP FOUR Inventory Comparison" showing a comparison between "BUSINESS" and "PERSONAL" categories, with corresponding items like "FACT-FINDING" and "INTEREST IN OTHERS," and an "OBJECT" section listing items such as "DISCLOSE DAMAGED OR UNSALEABLE GOODS" and "FIND FLAWED THINKING PROCESSES."