Learn how to write a salary verification letter and review a template, examples and tips to help you get started on writing your own. This letter was sent because an adjustment was made to your return for the identified tax year.Need to write a salary increase letter to an employee? Follow these step-by-step instructions to write your own, or steal one of our pre-made templates. Employer: Please complete the following information about each pay received during the period specified below. Learn how to write a compelling salary increase letter to reward performing employees with our tips, checklist, and free templates. An income verification form or letter is simply a paper confirming that you work where you claim to work and earn what you claim to earn. This letter confirms the amount of increase and the company's appreciation for a job well done. Learn how to write a proof of income letter with our stepbystep guide and use our fillintheblanks template as an example.