The Importance of Business Communication Communication plays a crucially important role in all aspects of a business. Business communications may be in-house or external. With internal communication, you are dealing with staff in meetings or via such written messages as emails and text messages. With external communicating, you are dealing with suppliers, clients or other businesses. (https://www.eztalks.com/ ) Effective business communication helps build a good relationship between the employer and the staff, which can help increase productivity and the company's bottom line. Poor communication in business can result in a number of unforeseen problems, including disgruntled customers, delayed projects, and diminishing productivity and more. Therefore, in the following part, we'd show you the importance of business communication.