> 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).

![](https://2994090777-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZH2AGHzvPfBW7YdaaGc0%2Fuploads%2Fgit-blob-d599f274db37cb43be4a3d3776332a5e9f9be65f%2FPPM-099.png?alt=media)

If nothing is defined, then an empty box opens.

![](https://2994090777-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZH2AGHzvPfBW7YdaaGc0%2Fuploads%2Fgit-blob-6f9c371a0296d65de379ec823292d096512f6187%2FPPM-100.png?alt=media)