>I would probably use JSON instead of XML. Reason: it's easier to do the serialization and JSON serialization can handle a lot more types than
>XmlSerialization can and the data produced is actually smaller as well.
>
>* JsonConvert.Serialize()
>* JsonConvertDeserialize< t >()
>
>using Json.NET (which is default requirement on all web projects anyway).
>

I need to pass the object to SQL procedure. I think it's easier to pass as XML. I would have used table variable, but we're still supporting SQL 2005 thus I am using XML as my SQL procedure parameter.