Advertisement and marketing services</strong> <p> <strong>a) Description and scope of the processing of personal data</strong> <br>Our website uses the online ad systems Google AdWords and Google Display Network. Google ensures the protection of the data of its customers and users. To this effect, Google Adwords will place a cookie on your computer. These cookies will lose their validity after 30 days and are not used for personal identification. If the user visits certain pages of the website of the Adwords customer and the cookie has not yet expired, Google and the customer will know that the user has clicked on the ad and has been forwarded to this page.