promoting the goods and services of others by providing online information featuring discounts, coupons, rebates, price-comparison information, and vouchers and cash-back offers of others; providing product and services reviews, discount information, and links to the websites of others; providing downloadable software in the nature of mobile applications for promoting the goods and services of others and for publishing, managing, distributing, tracking, organizing, searching and redeeming electronic coupons, cash-back and discount offers; online ordering services; administration of programs for enabling participants to obtain discounts on products and services; advertising services via the internet; on-line advertising and marketing services for others