> For the complete documentation index, see [llms.txt](https://help.auxalia.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.auxalia.com/plant-tools/plantexpresstools/how-to-use/plantprojectmanager/usage/project-node/insert-rule-based-blocks.md).

# Insert Rule-Based Blocks

This is a function of PlantExpressTools. It allows you to insert blocks/assemblies based on rules. For Details see here: [Rule-based Block Insert](/plant-tools/plantexpresstools/how-to-use/rule-based-block-insert.md).

![](/files/0xlNfORyaxYLKHxNyJLN)

If nothing is defined, then an empty box opens.

![](/files/bPvMC1OxiLcPzoV4ZfrW)