To utilize this attribute It's a necessity to inherit a category from special base course-initializer or use a static helper method: Should you at any time must alter the fundamental implementation you're still absolutely free to refactor them as properties without having breaking any dependent code. I did this in https://centralpark104gurgaon.travel.blog/2025/05/14/a-new-standard-of-living-discover-the-elegance-of-jms-floors/