There have been a slew of recent articles about careful incorporation of AJAX features into more traditional web based interfaces that I thought needed to be highlighted for those that haven’t yet seen them. In each the authors point out that care must be taken to not be too subtle because site visitors might not have the prior experience to pick up on changes inside the current page and instead may sit back and wait for a refresh or other indication that their changes took.
Jeffrey Veen posts: Designing for the subtlety of Ajax
Eric Meyer posts: Increasing the Strength of Ajax
Alex Bosworth posts Ajax Mistakes
Make sure to go through the comments at each site as well for some quality discussion and links.
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