DSW, a large shoe retailer, filed a federal trademark infringement case last month against Zappos.com and Commission Junction. Here's the background in brief:

• DSW has been operating DSWshoes.com since about 2000. The site includes information about its 200 plus brick-and-mortar stores, but does not offer direct, online shoe sales.
  
• Zappos sells shoes online. Over 840 million of them last year. It employs a successful affiliate marketing campaign with the assistance of Commission Junction. Some of its affiliates appear to have created Read More