What are Broker Companies? These broker companies collects all the sites and companies that wants to be a Merchant and search for affiliates (Owners of websites) for them to bring them customers. So instead of searching for website and companies that wants to be a merchants and searching for affiliates and then start to email them and take their acceptation and wait for them to bring you there HTML codes to put it in your website,...these broker companies economizes on you all that effort. you will just sin up in a site like Link Share and it will collect all the companies that accepted to be a Merchant and gives you the HTML codes for each Company (Merchant) These Broker Companies takes a percentage from your profit, it differs from a company to another. Top 5 Broker Companies 1) Link Share URL: http://www.linkshare.com/ Link share has an extensive list of high-profile clients. They offer a centralized reporting mechanism for affiliates. 2) Commission Junction URL: http://www.cj.com/ 3) Click Bank URL: http://www.clickbank.com/ 4) Performics URL: http://www.performics.com/ 5) Clix Galore URL: http://www.clixgalore.com/ Fore more information about Affiliate Programs, you may check my blog eCommerce Library (http://ecommercelib.blogspot.com/)