This document describes an apartment management system project. It includes sections on the abstract, introduction, requirements, literature survey, feasibility study, modules, system design, testing, screenshots, conclusion, and future enhancements. The system aims to maintain communication between apartment staff and tenants to manage day-to-day operations and transactions electronically rather than manually. It allows tasks like billing, maintenance requests, notifications, and communication between tenants and staff through an Android app. The document outlines the system design, including use case diagrams, class diagrams, and other models, as well as testing approaches.