<P> 大家都很谨慎啊,其实做兼职任何时候都是合法的。但和你的本业有利益冲突时,就有点问题。老板可以fire你。</P><P>eg. Let's say you are a computer programmer, you also work on your private projects outside of your company for a fee. If you use modules developed in your company for your private projects, you are not faithful to your company. Then you give your boss excuses to fire you, which is bad for your career path in your company. But if you sell coffee after working hours, it is perfectly OK.</P>[em05]