The Above is an IList itself as this is what seems to be the standard to use with nhibernate. Otherwise I might have returned IEnumberable back but not sure. Still, I kişi't figure out what the user would 100% need(that's where returning a concrete başmaklık an advantage over). Same principle https://c-object-kullan-m32851.wikibestproducts.com/798847/benim_c_ilist_kullanımı_başlarken_Çalışmak