What would be a good detective or a tracker, you need to be sharpened eye for such things. Certainly not in the literal sense of the word. You have to be prepared for the fact that you need a long and tedious to pick the crumbs of the various details that would eventually bring them into a single picture. Always be on the way to victory and you will be satisfied. Locate each of the images 8 differences and show a true master class.