 These characteristics produce the familiar retail strip in which there is a continuous wall of retail activity and there is a direct relationship between the main entrance of a store and the public sidewalk.The Main Street is the concept of small avenues and store frontages on busy roads, which maintain the vitality of communities and the continuity of the streetscape.Designed by Eberhard Zeidler, the Eaton Centre represented one of North America's first downtown shopping malls.