The Infinite Campus Parent Portal will assist parent(s)/guardian(s)/caregiver(s) with student withdrawals. Please find the detailed step-by-step guide below. 1. Log into the Parent Portal site: https://sis.clayton.k12.ga.us/campus/portal/parents/clayton.jsp 2. Enter your Parent Portal Username and Password. If you do not have a Parent Portal account, click here Parent Portal Account to create a Username and Password.