<p>The method involves creating a data bank (20) containing individual files of clients and /or potential customers (11-N), by a user (10) e.g. transmitter editor. Personalized mediatic support (11a-Na) is created by the user, where the support is used for the client of the data bank. Identifier (11b-Nb) and specific access codes (11c-Nc) are allocated to each client or potential customer. The personalized mediatic support provided with its identifier and access codes are sent to the targeted clients and/or potential customers.</p>
