診\斷系統是否有所出錯，並確實告知錯誤如何處裡方式，好用又快速。-diagnostic systems make mistakes, and how did this wrong Office Lane, fast and handy.

一个办公室打牌不需要拿钱出来的 全靠软件记.不会错.下班在结帐-Playing cards do not need an office to take money out of mind depend on software. Wrong. Working in the checkout