What is the importance of maintaining confidentiality in the workplace?

Maintaining confidentiality is of paramount important for varied reasons.
The client or the customer can file legal suits against the organization if they feel that some secret information regarding them have been revealed by the organization or its employees.
This can have negative repercussions on the business's reputation as well.
So it becomes very important for the employees as well as the organization to protect information in the workplace.It also makes the company stay ahead of their competitors as their strategy is unknown to them.
It maintains a degree of professionalism and increases trust and respect for the company from clients.

Just monitor yourself and do your Start-to-End work with active mind and ensure do not missing anything at the end. (Formula is before leaving workplace just do some relax & housekeeping tasks)