Business English is merely English as it is used in the workplace. It is not a separate language. To study business English is to study English, but with an emphasis on business vocabulary, how to write business letters, etc.

People study business English for very practical reasons: to improve their work performance, enhance their prospects for promotion, or in order to find a job. However, if your general level of spoken English is low, I suggest that you do not start by studying business English. I have seen a lot of people try this, but it tends not to work. Language is a tool and its purpose is communication. If you know lots of business words but cannot express yourself clearly, those words are of little use to you. In fact, they may make you look odd or clumsy. Instead, work on your general English skills until you can communicate comfortably. Then gradually focus more on business English.

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