SharePoint 2010

Updating Created By field in SharePoint through Client Object Model

Convert claims based login name in SharePoint Client object model

Reading and writing People Values in SharePoint List through Silverlight Client object model

Writing Silverlight people picker control using SharePoint 2010 Client object model

WebServices or Client Object Model

Invoke SharePoint 2010 Approval Workflow with Dynamic Approvers using Web Services and Jquery

Silverlight Chart Control for SharePoint 2010