warning letter a warning letter is a formal document issued by an employer to an employee to address violations of company policies, misconduct, poor performance, or any other unacceptable behavior. It serves as an official notice, informing the employee of the issue and the potential consequences if the behavior continues. The letter typically outlines the specific incident or performance concerns, provides evidence or references to previous discussions, and includes expectations for improvement. Employers use warning letters to maintain workplace discipline and ensure compliance with company standards. It may also specify a timeframe for improvement and possible penalties, such as suspension or termination, if corrective actions are not taken. A warning letter is usually kept in the employee’s personnel file as a record of the issue. It is important that the letter remains professional, objective, and clearly communicates the seriousness of the matter. By issuing a warning, the employer provides the employee with an opportunity to correct their behavior while reinforcing workplace policies and expectations.