Marketing and its importance for Company email list management the specific functions of marketing are essential for companies that want to achieve a good level of sales. Since they determine the most profitable areas of production development. In the field of management. Marketing is implemented as follows: in determining the market share of the products manufactured by the company. A knowledge of all the strengths of the product to be able to successfully compete with other products of similar manufacture. Systematic observation of market demand informs the company's management in time about the need to manufacture a new product of the same category with expanded parameters. Or a completely new purpose. The profit generated by a company is considered the main indicator of its effective operation. Marketing functions are used to control the revenue generated by the company's products Company email list.