Please complete the information below and submit the form to your department two weeks prior to the separation date. Please accept this letter as my notice of resignation.My last day will be (date 2 weeks from today). Learn how to write a professional resignation letter with our step-by-step guide, easy to use templates and helpful tips. The Employee Services Division is responsible for the centralized administration and maintenance of all County personnel and benefit-related transactions. Fill out the contact form or call us at 714-494-6244 to schedule your free consultation. You want to give at least a two weeks' notice. Please contact the department for the most up-to-date information. Riverhead has been operating with interim appointments in the district's top leadership slots.