Cover letters and résumés are two of the most important documents you need to successfully complete your job search. In this article, we review what to include in a substitute teacher cover letter, with an example to guide you in crafting your own.You may fax your application to (520) 620-1487. Please call (520) 740-8028 or 8085 to confirm your fax was received, legible and complete. I am writing to apply for the Substitute Teacher position that was advertised on your website. Application Process. The information below will help you successfully complete the Adjunct Faculty and Regular Faculty application processes. Pima County Library Employment Application - Free download as Word Doc (. Applications will be considered incomplete without a resume and writing sample. Classified personnel includes all support staff in positions that do not require a teaching certificate to perform their job.