Google Image Search traffic is not to under-estimated. In some of the relatively busy sites I run traffic from Google Image Search accounts for almost 10% of the incoming traffic. The Image Search folks usually do not stick around very long, but there are a few quick tips you can implement to make the most of that traffic.
With a perfect post on “17/19 Ways to Get More Traffic to Your Site Using Google Images“, Dosh Dosh has done a great job of listing the ways you can increase traffic from the Image Search sites (which he can actually implement on his lovely Anime images on every post). Obvious tips include using the ALT and image-name wisely with relevant text & keywords as well as setting the image preferences in Google Webmaster Tools, but there were a few less-known tips that are worth mentioning.
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