Advertising, marketing and promotion services in the field of dentistry and dental care; Dissemination of advertising for others via an on-line communications network on the internet; On-line business directories featuring an interactive search feature to perform a database search for dentists, dental specialists, dental products and related services; Promoting the goods and services of others by providing a website featuring discounts, coupons, rebates, vouchers, links to website of others, and special offers relating to dentistry and dental care; Providing a website featuring recommendations, ratings and reviews posted by consumers about local service providers in the field(s) of dentistry and dental care for commercial purposes; Providing sales leads for the dentistry industry