After saving a LookBook, Click on 'Add Image' button. On entering the screen that allows upload of images , click on 'Upload Image ' icon and select the product image that you wish to upload to this LookBook > Crop > Save. Now you can click on 'Trace' icon and move the tracer to the area of the product image that you wish to tag as hotspots. Search by product name, SKU or Style # in the search field. Once the tag appears, you can save.With this functionality , you are highlighting the product within the image and this will be visible to the viewers as hotspots.