An important variance is that interfaces might have properties but not fields. This, to me, underlines that properties needs to be utilized to determine a category's community interface although fields are supposed to be used in the private, internal workings of a category. For a rule I rarely produce community https://smartworlddeveloper.co.in/smart-world-69-sector-69-gurgaon-a-new-benchmark-in-urban-luxury-living/