The document outlines the Navy's career waypoints timeline for sailors. It discusses deadlines for submitting PRD applications if under 24 months of service and shows the windows for applying for in-rate, conversion, or SELRES options starting from 13 months before SEAOS. Applications are only processed from 13 to 10 months before SEAOS. It also provides an overview of the reenlistment check-in process and different categories of reenlistment based on year group manning levels.