If you are just trying to export rows of a Gridview into Excel, then there is a tutorial on how to do it here....

There is an example here for SQL Server 2008, the steps are almost identical:

http://blog.evonet.com.au/post/Setting-up-SQL-Server-2008-for-an-ASPNET-website-on-IIS-70.aspx

FCK Editor is my favourite - there is a great tutorial on how to use FCK Editor to create a Content Management System in ASP.NET here:
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There is an example of how to do that with Active Directory here:

http://blog.evonet.com.au/post/2008/11/05/Using-Active-Directory-to-authenticate-users-to-your-ASPNET-Web-Site.aspx

I recommend using FCKeditor for ASP.NET websites to allow your users to edit the pages.

There is a tutorial on setting up a CMS using FCKeditor for an ASP.NET web page here:
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This should be able to start you off:

http://blog.evonet.com.au/post/Integrating-Google-Maps-into-an-ASPNET-page.aspx

I''m not sure I entirely understand the question, but it seems that enabling filtering in your Gridview may solve the problem. There is a great tutorial here:
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