If you don't need to include the MoreLinq library on your challenge just to find the DistinctBy features Then you can certainly get the exact same final result using the overload of Linq's Distinct process that usually takes within an IEqualityComparer argument. For an example of a member variable that https://propertyingurugram.in/tata-realty-leases-1-56-lakh-sq-ft-office-space-to-johnson-controls-pepsico-in-gurugram/