Not necessarily, but a blog is really the best promotional tool. With that said, you can always use methods such as PPC or advertising to promote a product. This is another popular method to grow in affiliate marketing. For me, the best way to make the most out of affiliate marketing opportunities is to have a blog. Learn how to start a blog here.
3) Established members who have not yet achieved the success they want but have not yet woken up to the possibility that they are wasting their time, and they treat it like a paid version of Facebook, forever posting personal and motivational updates to fill their day so they can lie to themselves that they are actually doing something productive with their time.