To view all the local Department of Social Services forms, please click on the appropriate link. New Student Application.You are a first time student at Suffolk and want to enroll (matriculate) into a program. Our Undergraduate Office of Admissions has the information, forms and resources to help guide you through the Suffolk University application process. Application for Use of Suffolk County Property for Non-County Purposes, Application to use county property for non-county purposes. After downloading and printing applicable forms, please fill out and mail to: Suffolk County Police Department Headquarters 30 Yaphank Ave Yaphank, NY 11980. Our nondegree students (not matriculated) are eligible to take creditbearing classes without being admitted to a degree program. Just follow the steps below. Guidance for Completing the Online Application Form. When you start completing your application form, our system will automatically save it for 30 days.