# Numbering (Sort Mark)

Smart Documentation's **Numbering functionality** (Grid Numbering, Element Numbering, Auto-Fill) comes from another Agacad tool **Sort Mark**. This tool comes in a bundle with many other Agacad solutions and has a separate Technical Documentation page.

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Click [**here to read the full Technical Documentation for the Sort Mark**](https://docs.besmart.software/common-for-several-products/sort-mark) (Smart Documentation's Numbering functionality)
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