private void AddStandard() { Console.WriteLine("--- Add Standard ---"); Console.WriteLine("[optional] Enter Standard Name: "); string name = Console.ReadLine(); if (name == null || name == "") { Console.WriteLine("Standard Name is null!"); } else { newStd.StandardName = name; } Console.WriteLine("[optional] Enter Standard Description: "); string desc = Console.ReadLine(); if (desc == null || desc == "") { Console.WriteLine("Standard Description is null!"); } else { newStd.Description = desc; } bl.AddStandard(newStd); Console.WriteLine("Standard has been added!"); Continue(); }