Promotion of the goods and services of others by providing advertising space on a website; promotion of the goods and services of others on a website by displaying advertisements, offers and consumer information, which may incorporate hyperlinks to the websites of others; promotion of the goods and services of others on a website by making advertisements, offers and consumer information available through mobile devices such as mobile phones and personal digital assistants; promotion of the goods and services of others on a website by allowing consumers to view and post ratings, reviews, recommendations and opinions relating to the goods and services of others for the purpose of informing consumer choice; provision of relevant information, expert advice, expert opinion and referral services for the purpose of informing consumer choice via a website; promotion of the goods and services of others on a website by providing access to a searchable database of information on the goods and services of others, including comparisons of features, prices, rebates, discounts and special offers for the purpose of informing consumer choice; commercial information and advice for consumers (consumer advice shop)