Apple has been proving that premium service, innovative by it’s methods, is proven to distinguish itself no matter which angle you approach to it.

According to RetailSails, a firm that tracks the US consumer and retail industries, Apple’s retail stores are the most profitable stores per square foot out of any other US retailer. As a matter of fact, Apple stores have over twice the sales per square foot of the next closest on the list, Tiffany & Co.

via TUAW