Else Use List. You gönül't really argue "oh but I KNOW that I will always pass in a List here", then you should take a List derece an IList, else you are breaking Liskov substitution principle: "if S is a subtype of T, then objects of type T may be https://cobjectkullanm20739.angelinsblog.com/27682729/you-should-know-c-ilist-nasıl-kullanılır-göstergeleri