XML - Update attributes

http://www.dreamincode.net/forums/showtopic49289.htm

XML - Embedded resource

http://utahdnug.org/forums/p/259/361.aspx

XML in C#

http://devhood.com/Tutorials/tutorial_details.aspx?tutorial_id=236

Manipulate XML File Data Using C#

http://www.developer.com/net/csharp/article.php/3489611

VB.NET : XML Literals and Embedded Expressions

Allowing XML literals is a nice feature in VB9.
Beth Massi wrote a nice article
http://www.code-magazine.com/article.aspx?quickid=0807061

LINQ to XML

Simple Query Sample

Module Module1

    Sub Main()
        Dim doc = XDocument.Load("c:\books.xml").Elements
        Dim query = From data In doc.Elements _
                    Where data.Element("title") = "Python"
        For Each g In query
            Console.WriteLine(g.Element("author").Value)
        Next
        Console.ReadLine()
    End Sub

End Module

Sample File

<books>
<book><title>Python</title><author>Guido</author></book>
<book><title>Haskell</title><author>Books</author></book>
</books>

LINQ to XML Samples

A few samples on querying XML with LINQ
http://www.thomasclaudiushuber.com/blog/tag/linq/

Using ADO.NET with XML and VB.NET

Nice article from K. Balaji

http://www.codeguru.com/vb/gen/vb_database/adonet/article.php/c5153

Load xml document to DataSet

This article describes the process
http://www.java2s.com/Code/VB/XML/LoadxmldocumenttoDataSet.htm