At work, do not do the things that you wouldn't want your boss know or you might be fired because of the abuse of the computer.這樣比較通順！！misuse是誤用，abuse才是濫用喔！！
重組一下就清楚了 1. [To remember how esaily e-mail can be misused] is wise. It = [To remember how esaily e-mail can be misused...
...訊息的第一句： You have been blocked from because you repeatedly misused this feature. You have been blocked from 跟 because you repeatedly...