Else Use List. You yaşama'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://gregorynyipw.eedblog.com/28112417/en-c-ilist-nedir-sırları