> For the complete documentation index, see [llms.txt](https://cryptoblades.gitbook.io/cryptoblades-kingdoms/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://cryptoblades.gitbook.io/cryptoblades-kingdoms/extras/mail-system.md).

# Mail System

Players can send mail to other players via an off-chain solution. This would be a way to communicate with players that aren't part of a guild, but guild members can use it too. It is a private form of communication.