Use this email template to announce performance bonuses to your employees. Want to know how to make your employees feel valued?Select a bonus letter example that truly speaks to them with our template and guide. If the bonus was awarded for a specific achievement, include the achievement with the award. Don't mention the bonus. A retention bonus is a financial reward offered as an incentive to keep a key employee on the job. A retention bonus is a one-time lump sum payment given to an employee with the stipulation that the employee must stay on the job for a certain length of time. This bonus announcement sample letter may be used as a memo to all workers or to an individual employee. Announcing the 2024-25 Teacher and SRE of the Year. Polk County Public Schools is proud to announce our Teacher and School-Related Employee of the Year!