Abstract: The present invention refers to a method for electronic data collection about products and/or services through a virtual community made up of a plurality of discussion groups wherein the virtual community is managed by a company and a related electronic system. The method (100) of the present invention comprises steps consisting of receiving (110) a plurality of data about the product or service input by a plurality of users participating in a discussion group about the product or service; processing (120) the data input about the product or service in order to obtain market information about the product or service; offer the processed market information for sale (130); and redistribute (140) a percentage of the earnings obtained from the sale of the information among the users of the discussion group in terms of money or an instrument giving the users the right to a fraction of the company capital.