This post will outline how to write a webservice for an AJAX AutoCompleteExtender that searches multiple database fields/entity scalar properties.

This post explains how to modify the AjaxControlToolkit to allow arbitrary HTML to be displayed in an autoCompleteExtender dropdown. Can be used to show images, formatted text, etc, while retaining the key/value pair of an AutoCompleteItem.

This post will show you how to write an .asmx web service to return a list of values for the AJAX Control Toolkit’s AutoCompleteExtender, querying an ado.net EF entity set.

This post will show you how to use the AJAX Control Toolkit’s AutoCompleteExtender and a very simple javascript call to save a key/value to an asp.net hidden field.

This post will show you how to insert and delete a many-to-many relationship (as with bridge/link tables) using the EF.

This post shows you how to insert and update rows in your database directly from an asp.net Gridview using C#.