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.What is a Bonus Plan? A bonus plan is an agreement between the employer and employee to pay out a predetermined amount of money based on performance. An incentive bonus agreement is a contract between an employer and employee that details information about a cash bonus offered as an incentive. Forms and Attachments a. Worksheet: FAR Bonus Calculation b. Download your Company Bonus Letter Template in Word Doc format. These FAQs are not to be considered complete and do not relieve employers from complying with applicable IDOL laws and regulations. 1. Let's explain everything you need to know about mortgage letters of explanation.