It is not considered adjusted to the regulations of data protection to request a consent for the data processing on the part of the entity and on the part of third companies in the same clause in a generalized way or indistinta. It is necessary to inform the users of its data retiring so that the entity makes determinate discount and, in a differentiated way, to request third companies the consent to hand over the data (art. 11 LOPD). When a new company incorporates into the project it is not necessary to make a new communication to all the users registered before giving way the data (not even, logically, it will be necessary to receive acknowledgements of receipt), whenever the information is given in the terms pointed out in this judgement (sufficient concretion of the purpose of the treatment, of the type of activity of the companies, and update of the listing of companies in the web page of the entity). In application of the article 5.4 of the LOPD, it is not necessary that the addressee companies of the data inform the users, whenever these have been informed previously by the entity.