HOW TO: Implement CheckBoxes to Select Multiple Rows in GridView

Checking All CheckBoxes in a GridView by Scott Mitchell (4GuysFromRolla.com) - Examines two approaches: one using server-side code and another, using Javascript.
Checking All CheckBoxes in a GridView Using Client-Side Script and a Check All CheckBox by Scott Mitchell (4GuysFromRolla.com) - Follow-up to the above article featuring client-side techniques to provide check all/uncheck all functionality to the GridView.
Extending the GridView Control by Dino Esposito (MSDN Magazine) - Describes how to create a custom GridView to provide multiple selection funtionality through a checkbox column with client-side capabilities; also demonstrates how to package client-side Javascript code as an embedded resource.
Selecting Checkboxes inside GridView Control by AzamSharp (GridViewGuy) - Showcases GridView select-all functionality using Javascript approach.
Maintaining State of CheckBoxes While Paging in a GridView Control by Mohammad Azam (ASPAlliance.com) - Provides a solution for remembering checked values when paging GridView.
Select All Checkboxes while Paging in GridView by AzamSharp