I Specially like @property because it helps you to make incremental progress towards a greater data model over time. Underneath is another instance on how @property may help when 1 has got to refactor code and that is taken from here (I only summarize it down below): Except your course https://jmsmanesar.in/jms-the-majestic-floors-imt-manesar-sector-m9-gurgaon/