You can employ a bonus letter template to formally recognize and reward an employee's outstanding performance or the achievement of specific, measurable goals. This article will discuss some common sample letters that you can use when communicating with your tenants.We'll also provide templates for each letter. Dear {{ employee_first_name }},. I am pleased to notify you that you have earned a merit increase in the amount of {{ merit_amount }}. If it is a formal letter, you usually don't use the person's full name like that in the greeting. That is, you don't write "Dear Tom Taylor. Sample Bonus Letter. If you work in a smaller less formal place. Ask your supervisor what you should do.