And indexers. By using these constructs for indirect entry to internal fields, it is possible to guard against invalid input values. @Kent factors out that Properties are not required to encapsulate fields, they could do a calculation on other fields, or provide other purposes. Here is a code created with https://propertygurugram.tech.blog/2025/07/11/spiti-palm-estate-farukhnagar-premium-residential-plots-for-a-future-ready-lifestyle/