An important change is interfaces might have properties but not fields. This, to me, underlines that properties need to be used to outline a category's public interface even though fields are meant to be used in the non-public, inner workings of a class. For a rule I almost never generate https://mvnsector37d.in/why-mvn-mall-gurgaon-is-the-next-big-commercial-landmark-in-sector-37d/