Alter some Images

We are looking for a freelancer to create an example controller image like the product images seen here: [login to view URL] and the images attached. Also we will need the freelancer to show us or explain to us how this process is done using photoshop. Please only bid if you understand what we require and are able to explain / show how this is done. Therefore each bidder will only be considered if you include a message like follows: "we understand the project and can show you how to create images the same as these"