9. Your personal data will also be handled for the following purposes if you consent and until you revoke said consent: a. to process surveys and statistical and market research in an anonymous manner; b. to send advertising, information and commercial material by post, email and/or phone channels; c. to carry out direct or indirect sales and placement activities; d. to carry out customer satisfaction surveys on quality of service supplied (also through third parties). You can revoke the consent given for said purposes at any time by contacting the treatment owner indicated in point 8 above. Consent for point 9 is not obligatory; if you should not consent, your data will only be handled for the purposes given in point 1 above.