What to know about Business Communication? Learn similar words and their difference for Business communication. 1- Employee VS Employer Employee: A person who works for a company. Employer: The person or the company who gives the job. 2- Salary VS Income Salary: Fixed money you get from your job every month. Income: All money you get and other sources (Salary, Freelance work, and others). 3- Cost VS Price Cost: The total amount a business spends to make or get a product. Price: The amount the customer pays to buy the product. - For more, please check the Vocabulary set in my account.