Mind the gap
Two articles in UX Magazine look at ways of improving the retail user experience online:

Mind the gap
Which types of brands have the greatest opportunity to improve UX? A video-based look at online–offline experience gaps.
by Dave Maren

Designing superior shopping experiences
Online shopping should be a fluid, visually exciting and immersive experience. By designing great shopping experiences free from the constraints of HTML, we can fully exploit the rich audio, video, animation and user interface capabilities of modern personal computing.
by George Plesko