As we have previously seen, ASP.NET AJAX Page Methods are a great way to return the minimum amount of data required in an AJAX request.  But the question remains, just how much bandwidth can you save by using Page Methods rather than UpdatePanels for AJAX operations.
To illustrate this, we are going to create a new [...]

ASP.NET contains some controls which makes adding AJAX features to your application rather easy.  For example, Microsoft has provided us with the UpdatePanel.  The UpdatePanel control allows you to partially render individual portions of your pages without initiating a full postback.  The UpdatePanel control is great in many ways, but seems to be quite a [...]