Administrative processing of purchase orders; administration of a program for enabling participants to obtain discounts on products and services; administration of a consumer membership program for enabling participants to receive product samples and discounts in the field of medicine, namely, over the counter and prescription drugs; administration of a consumer membership program for enabling participants to receive product samples and discounts in the field of healthcare; compilation of information into computer databases; compilation of statistics (for business or commercial purposes); computerized file management; drawing up of statements of accounts; lead generation services; market intelligence services; promoting the goods and services of others; provision of an online marketplace for buyers and sellers of goods and services; search engine optimization for sales promotion; updating and maintenance of data in computer databases.