Ex: The importance of product diversification to the success of a business.

这时你可能对product diversification并不是很熟悉，可以举一些案例，比如, the case of coca-cola: despite of its regular cola, it produce diet cola for people who get diabetes or adiposity problems. 然后借以说明product diversification的作用。

○1 Meet the needs of different customers.

○2 Increase the company’s market shares/market penetration.

○3 Marketing segmentation: the division of potential buyers according to age, sex, lifestyle, etc with the aim of designing and promoting goods and services to meet their specific need.(此定义引自《牛津英汉双解商务英语辞典》，我认为很不错的一本商务英语词典，每个词汇都有在商务方面的中英两种解释和例句)