// fetch some data   
Models.ProductGroups group = _dataContext.GetGroupById(id);   
// declare objects   
StringWriter sw = new StringWriter();   
XmlTextWriter writer = new XmlTextWriter(sw);   
  
writer.WriteStartElement("Product");   
writer.WriteAttributeString("Id", group.id.ToString());   
writer.WriteElementString("Title", group.Name);   
  
writer.WriteStartElement("Products");   
// View All Products   
writer.WriteStartElement("Product");   
writer.WriteAttributeString("Id", "0");   
writer.WriteAttributeString("DisplayOrder", "0");   
  
writer.WriteElementString("Title", "View All");   
// close product   
writer.WriteEndElement();    
// close console   
writer.WriteEndElement();    
writer.Close();   
  
// now we will have a string with the xml formatted data in it.   
string xml = sw.ToString();   
  
// To convert this xml string to an XDocument do the following   
XDocument xmlDoc = XDocument.Parse(xml);