[9.1 優惠券](9.1%E4%BC%98%E6%83%A0%E5%88%B8.md) [9.2 發券助手](9.2%E5%8F%91%E5%88%B8%E5%8A%A9%E6%89%8B.md) [9.3 核銷優惠券](9.3%E6%A0%B8%E9%94%80%E4%BC%98%E6%83%A0%E5%88%B8.md) [9.4 拼團](9.4%E6%8B%BC%E5%9B%A2.md) [9.5 秒殺](9.5%E7%A7%92%E6%9D%80.md) [9.6 砍價](9.6%E7%A0%8D%E4%BB%B7.md) [9.7 分銷](9.7%E5%88%86%E9%94%80.md)