The easiest way to find affiliate programs to promote is to check if the people selling products and services you love have an affiliate program – assuming those products and services would be relevant to the visitors to your blog or website. There are also multiple ways to find new quality products or services to promote to your audience based on their interests. You'll find more information on how to do this here.
Cost per mille requires only that the publisher make the advertising available on his or her website and display it to the page visitors in order to receive a commission. Pay per click requires one additional step in the conversion process to generate revenue for the publisher: A visitor must not only be made aware of the advertisement but must also click on the advertisement to visit the advertiser's website.
Finally, if you’re only planning on “dipping your toes in the water” to see what affiliate marketing is all about, do not sign up for the premium membership. The free membership is more than enough for you to see what it’s all about. Premium membership should be reserved for those who are actually serious about building a real business for themselves. If you aren’t in this for the long-haul, there is no reason to waste your money.
Products are now put in a category. The commission will be based on the category each product has been placed in whether or not the category is correct. For instance, I had a sale for a child riding toy tractor. Instead of it being in toys category which would have only earned me 3%, it was actually placed in lawn and garden category which I then actually earned 8% instead.