> For the complete documentation index, see [llms.txt](https://support.holidayhero.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://support.holidayhero.com/the-basics/reservations/metafields.md).

# Metafields

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### Reservation Metafields

Reservation metafields are designed to overwrite certain values you use across the application / guest journey. For more details on the usage of metafields see [Metafields](/the-basics/metafields.md).