> For the complete documentation index, see [llms.txt](https://docs.tempoweave.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.tempoweave.com/tempoweave-course-library/working-with-profile-drafts-and-block-substitution/profile-drafts-and-block-substitution/block-substitution-example.md).

# Block Substitution Example

Expanding Unit Repeats on a Profile Draft, Reducing Treadles

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