ASP.net DataContractJsonSerializer

DataContractJsonSerializer in .NET 3.5
http://www.west-wind.com/WebLog/posts/218001.aspx

Use LINQ and .NET 3.5 to Convert RSS to JSON
http://blogs.msdn.com/kaevans/archive/2007/09/04/use-linq-and-net-3-5-to-convert-rss-to-json.aspx

Converting Data to JSON in .NET Framework 3.5
http://blogs.msdn.com/vijay/archive/2007/10/04/converting-data-to-json-in-net-framework-3-5.aspx

DataContractJsonSerializer Class
http://msdn.microsoft.com/en-us/library/system.runtime.serialization.json.datacontractjsonserializer(VS.95).aspx

Tip/Trick: Building a ToJSON() Extension Method using .NET 3.5
http://weblogs.asp.net/scottgu/archive/2007/10/01/tip-trick-building-a-tojson-extension-method-using-net-3-5.aspx
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Following error occurs:
"Object graph for type X contains cycles and cannot be serialized if reference tracking is disabled."

Set dbml class "Serialization mode" to unidirectional
Use DataLoadOptions with the DataContext before executing the linq command

Returning LINQ to SQL Entities from a WCF Service
http://www.codeexperiment.com/post/Returning-LINQ-to-SQL-Entities-From-WCF.aspx