A cover letter serves as an introduction to your resume. There are two types.Once your application is complete, click on Proceed to Certify and Submit. You should choose a current issue in the criminal justice system about which you feel strongly and prepare a paper presenting your position on that issue. A letter of request from the prospective employer stating reasons for the application, the position and the period of time required. In completing this form employees will be acknowledging in writing that their second job is subordinate to their employment with Nassau County. NOTE: More than two no-responses to canvass letters will result in the removal of a candidate from the eligible list. The starting paragraph should always begin with your acceptance of the job offer letter. Apply to any SUNY college or university through one easy form. Congratulations on your acceptance!