This recipe is fabulous if you want to comfortably link to affiliate sites to make a margin on products sold, and integrate their products into your catalog, so your own products and theirs have the same look and feel. In this example, we do not carry the DVD, There's Something About Mary, ourselves, rather we offer a link to Amazon where it will be logged when a sale is made. This sale tracking will result in a percentage being paid to us by Amazon.
As you can see in the following screenshot, this product is presented with the same look and feel, with no change to design and layout apart from using the button Buy Now instead of Add to Cart:
Clicking on Buy Now opens a new window with the affiliate's website and the product selected; in this case, the DVD, There's Something About Mary. The URL used, http://www.amazon.com/exec/obidos/ASIN/6305499136/monikamathece-20/..., has been specified in admin and allows Amazon to track sales...