How do you write a warning letter on buddy punching?

To write a warning letter on buddy punching, start by clearly stating the purpose of the letter and identifying the employee involved. Include specific details about the incidents of buddy punching, referencing dates and any relevant company policies that have been violated. Emphasize the seriousness of the behavior and the potential consequences if it continues, while also offering an opportunity for the employee to discuss the matter further. Conclude with a reminder of the company's commitment to maintaining integrity and fairness in the workplace.