Untitled

Forcing a particular xml object serialization format
StringWriter outStream = new StringWriter();
   XmlSerializer s = new XmlSerializer(obj.GetType());
   XmlSerializerNamespaces ns = new XmlSerializerNamespaces();
   s.Serialize(outStream, obj, ns);
   string xml = outStream.ToString();

public class Points
{
    [System.Xml.Serialization.XmlAttribute]
    public string Type;
    public double Number;
}

<Points Type="Credit">123</Points>

public class Points
{
    [System.Xml.Serialization.XmlAttribute]
    public string Type;
    [System.Xml.Serialization.XmlText]
    public double Number;
}