You can help other contributors by suggesting key word for their pictures. It is very simple to do it. Just go to any picture in Dreamstime. And then just above the keywords related to the picture, you can hit "Suggest". Then you have to enter a minimum of 10 new key words related to the picture. Your submission will we review and if it is accepted, you will earn 0.02 $ per submission. It is helpful for everybody, so take some times to help others contributors.