> For the complete documentation index, see [llms.txt](https://help.123train.vn/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.123train.vn/doanh-nghiep/cai-dat-khac.md).

# Cài đặt khác

- [Gói cước sử dụng](https://help.123train.vn/doanh-nghiep/cai-dat-khac/goi-cuoc-su-dung.md)
- [Mẫu thư điện tử](https://help.123train.vn/doanh-nghiep/cai-dat-khac/mau-thu-dien-tu.md)