Use Creative Commons for SEO Value
If you have old imagery such as model or product shots which you are no longer using, consider submitting them to image-sharing sites under a Creative Commons license. It takes only a few moments, and others who use your photos will credit your company for the image and provide SEO value by linking to your site.
This The eCommerce Minute episode has the following keyword tags: ecommerce, e-commerce, seo, product images.