the completed guest review may be ( a ) uploaded onto the relevant supplier 's information page on our platform for the sole purpose of informing ( future ) customers of your opinion of the service ( level ) and quality of the supplier , and ( b ) ( wholly or partly ) used and placed by booking.com at its sole discretion ( e.g. for marketing , promotion or improvement of our service ) on our platform or such social media platforms , newsletters , special promotions , apps or other channels owned , hosted , used or controlled by booking.com and our business partners . 
