Advertising and commercial information services, via the internet; advertising via electronic media and specifically the internet; providing advice and information about customer services and product management and prices on internet sites in connection with purchases made via the internet and mobile networks; providing a searchable online advertising guide featuring the goods and services of other on-line vendors on the internet; providing advertising space via the internet; providing consumer product information via the Internet; advertising and marketing services, namely, promoting the goods and services of others; promoting the goods and services of others by providing web sites, mobile apps and other digital media featuring coupons, rebates, vouchers, price-comparison information, product reviews, links to the retail web sites of others, and discount information; promoting the goods and services of others, namely, providing information regarding discounts, coupons, rebates, vouchers and special offers for the goods and services of others via web sites and a network of affiliated web sites, blogs, and on-line social networks and via mobile devices