If You don't need to add the MoreLinq library to the challenge just to get the DistinctBy functionality then you can get the exact same final result utilizing the overload of Linq's Unique strategy that can take within an IEqualityComparer argument. This is great, is not it: You can start https://propertyingurugram.in/residential/adani-tatva-estates-sector-99a-gurgaon/