Why Manager is important for a department ?

Managers are basically a internal connectivity link between the management and the employees in an organization. This level of hierarchy is helpful in achieving the operational goal in consensus with the strategic goal placed by the top management to achieve the overall organization goal.

manager is responsible for smooth organizational operations.manager often ensures departments are appropriately staffed, interacts with vendors and communicates regularly with the owner or chief executive officer of the company

organize schedule for employee

give tasks for employee to achieve the targets

 guiding

Actually in anything in life you need a manager starting from home reaching to companies.

Manager is the person who is aware of everything in the department. He knows solutions for problems, listens to employees, contacts the higher administration.

The role of a manager increases not when work is flowing instead when there are obstacles and issues to solve in the department. Can we imagine a group of employees working without any manager. It would be chaos.

Communication skills, Controlling skills, Decision making skills require managerial level positions compared with supervisory levels. Managers are delegated with Higher level  responsibilities.  

any organization is composed of many pillars that the company built on like financial,labor,resources.

and manager importance is taking dicissions and organizing each of these aspects,he watches and keep reports about achievements to estimate the levels of success and mostly these properties are depending on characteristics of the manager

Manager - In one word he/she can able to mange a group of people. He/she should have such kind skills like People management, Team Motivational Skills, On the spot Decision Making Skills, Extreme behavioral Attitude and except that  he/she should skilled in  his/her related field.

Manager is important to coordinate, guide, motivate their subordinates so that they can achieve their organizational goal. They the bridge between the junior employees and the Management. 

Moving on a road is not a big deal but moving in a right direction leads to success...so managers drive in the right direction smoothly..Thanks for the invitation but Sorry to say I can not understand what you exactly asking..

Because a manager Manage staff and organization

Managers are like : Key to a lock - If Manager is not appropiately put he/she could spoil the show . He/ She coordinates with juniors as a motivating factor - Seniors with an Organizational goal to be met with . They are just a right bridge internally between employees . Now, at the customers end they are a bridge between customer and seniors - if they rightly present pros and cons it builds the brand -it builds the customer loyalty -it acts as a catalyst between the Company and Customer relationship .

All, this is my view may be i am wrong because not that educated with degrees and grades by wordly knowledge of books and college awards but practically Yes its plainly my experience / knowledge gained and hence shared.