Images may not be reproduced, copied, or used in any way without (a) express written permission on our invoice stating the rights granted and the terms thereof, and (b) payment of said invoice. All images and rights relating to them, including copyright and ownership rights in the media in which the Images are stored, remain the sole and exclusive property of Photographer. Any use or additional uses not specifically stated herein require the prior written agreement of Photographer on terms to be negotiated.