After you have a new website online and running you'll be faced with the question of how to choose an affiliate program or perhaps multiple merchants to partner with. I recommend starting accounts with Commission Junction, LinkShare, ShareASale, and the Google Affiliate Network. At that point you will be able to search or navigate the merchant directories available within each respective affiliate network. I also recommend taking a look at the top selling products in your market available for promotion through Clickbank. To streamline the process of finding and choosing affiliate programs, you can use the merchant diretcory here