5 Ways to Optimize for Image Search
Since the release of universal search and Google's release of Google Goggles and Google Voice Search, images have become a strategic part of Search Engine Result Pages (SERPs). Google indexes billions of images and sees hundreds of millions of image-related queries each day. Image search is projected to become even more widespread with the new release of Google Voice (where you can search for images by speaking your query) and Google Image Search, which not only lets you search for images, but lets you search using images.