# 常見問題

- [使用App下訂戶別時，車位購買數量達到上限是為什麼？](https://susanl.gitbook.io/ke-hu-wen-da-ji/xiao-shou/chang-jian-wen-ti/shi-yong-app-xia-ding-hu-bie-shi-ju-wei-gou-mai-shu-liang-da-dao-shang-xian-shi-wei-shen-mo.md): 銷售系統內，一處「購買限制設定」，提供下訂戶別時的車位選購數量限制設定。
- [銷售系統內的簽核設定中，設定簽核人員時，「一個關卡新增多人」和「各個關卡單獨新增人員」有何不同？](https://susanl.gitbook.io/ke-hu-wen-da-ji/xiao-shou/chang-jian-wen-ti/xiao-shou-xi-tong-nei-de-qian-he-she-ding-zhong-she-ding-qian-he-ren-yuan-shi-yi-ge-guan-ka-xin-zeng.md)
- [銷售訂單如何使用App簽約/已簽約訂單入系統（App/PC）](https://susanl.gitbook.io/ke-hu-wen-da-ji/xiao-shou/chang-jian-wen-ti/xiao-shou-ding-dan-ru-he-shi-yong-app-qian-yue-yi-qian-yue-ding-dan-ru-xi-tong-apppc.md)
- [銷售訂單如何退訂？(PC端)](https://susanl.gitbook.io/ke-hu-wen-da-ji/xiao-shou/chang-jian-wen-ti/xiao-shou-ding-dan-ru-he-tui-ding-pc-duan.md)


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