Electronic Storefront - (On-Demand Storefronts) - (1) (May be known as Virtual Store, Web Storefronts, Electronic Store, Shop-from-home.) Electronic stores set up to do e-commerce over the Internet. (2) Electronic stores set up to do e-commerce over whatever network your network operator offers. Viewers could visit these sites and buy from the merchants, like they do with a PC over the Internet. Video on Demand (VOD) subscribers that have this service can shop 24/7 from merchandisers touting their wares with on-demand programming. See Walled Gardens. See the Interactive Television Institute.