# BOM Management

## How to Display a BOM Comparison

| ### What to do:
| To work through this example, you must first complete the example Compare two BOMs.
| Select Start > Bill of Materials > BOM Comparison. The BOM Comparison mask is opened.
| To update the mask click . Every BOM comparison, that has been performed till now will be listed.
| Select ART-1000-0-Ball Pen and ART-6000-0- Ball Pen.
| The columns to check can be configured by the user (using a decision table). In addition, a text can be generated in the decision table which, for example, contains in abbreviated form of the fields which are most important to the user for the changes. The structural depth to which the comparison is to be carried out is configurable (default 15 levels).