This ER diagram for property management represents the model of a property management system entity. The entity-relationship diagram of property management systems depicts all of the visual tools of database tables and the relationships between buyers, property types, properties, registrations, etc. Structure data was used to define the relationship between structured data groups of property management system functionalities in an ER diagram for online movie ticket booking. Property, buyers, sellers, property type, approval, and registrations are the primary entities of the property management system. Approvals, property type, registrations, and property have one-to-one and one-to-many relationships.