public static void Main()
Console.WriteLine(DateTimeOffset.Parse("Dec/19/2006 07:57:28").Offset);
Console.WriteLine(DateTimeOffset.Parse("Dec/19/2006 07:57:28 -5").Offset);
Console.WriteLine(DateTimeOffset.Parse("Dec/19/2006 07:57:28"));
Console.WriteLine((DateTimeOffset.Parse("Dec/19/2006 07:57:28")).ToOffset(new TimeSpan(0, -5, 0, 0)));
Console.WriteLine(DateTimeOffset.Parse("Dec/19/2006 07:57:28 -5"));