//file name string filename = @"d:\temp\XMLFile2.xml"; //create new instance of XmlDocument XmlDocument doc = new XmlDocument(); //load from file doc.Load(filename); //create node and add value XmlNode node = doc.CreateNode(XmlNodeType.Element, "Genre_Genre_Country", null); node.InnerText = "this is new node"; //add to elements collection doc.DocumentElement.AppendChild(node); //save back doc.Save(filename);

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sorry but I am not able to understand your question... where is the favorites section?

What result do you want to achieve?

This XML contains a Country and Favorites "section". There will potentially be 50 or so "sections.

//file name string filename = @"d:\temp\XMLFile2.xml"; //create new instance of XmlDocument XmlDocument doc = new XmlDocument(); //load from file doc.Load(filename); //create node and add value XmlNode node = doc.CreateNode(XmlNodeType.Element, "Genre_Genre_Country", null); //node.InnerText = "this is new node"; //create title node XmlNode nodeTitle = doc.CreateElement("Title"); //add value for it nodeTitle.InnerText = "This title is created by code"; //create Url node XmlNode nodeUrl = doc.CreateElement("Url"); nodeUrl.InnerText = @"http://forums.microsoft.com/MSDN/ShowPost.aspx?PostID=659406&SiteID=1"; //add to parent node node.AppendChild(nodeTitle); node.AppendChild(nodeUrl); //add to elements collection doc.DocumentElement.AppendChild(node); //save back doc.Save(filename);

<Genre_Genre_Country> <Title>This title is created by code</Title> <Url>http://forums.microsoft.com/MSDN/ShowPost.aspx?PostID=659406&amp;SiteID=1</Url> </Genre_Genre_Country>