"Consumers have been trained to buy merchandise only 'on sale,' " Sherif Mityas, a partner in the retail practice at the consulting firm A. T. Kearney, said in an e-mail.
In the team's new, 24-page merchandise catalog, only one jersey with Roethlisberger's number 7 is on display, and only the front of the jersey is in view.
The collaboration, which began on Thursday, includes HSN's selling merchandise not only on its cable channel but also online, on mobile devices and through social media like Twitter.
But Howard said that logo would be available only on merchandise sold at the ballpark.
Mr. Blum said the program would make money not only on merchandise sales, but also -- yes -- on advertising, by selling commercials to companies whose products are carried by Buy.com.
The gallery called Arts of the Chinese Scholar, from Ontario, has only one type of merchandise on offer, fine Chinese snuff bottles.
The Crate, a canal-side pub and restaurant in the impossibly trendy east London area, handed notices to fans in shirts and scarves stating: "The wearing of West Ham football merchandise is only permitted on the premises before the match," and that "chanting, etc," is not allowed.
Though the M cars were aimed at enthusiasts, the cachet of the M brand logo grew quickly and soon was showing up not only on cars, but merchandise and accessories.
Dozens of products on its Web site are sold only one at a time with an Amazon-style discount, helping the firm test which kinds of merchandise work best for a group purchase.
The shop reopened but is open only on weekends, mainly to sell off its remaining merchandise.
